Quantum Leap poster

TV series

Quantum Leap

1989TV-PG5 seasons8.0 / 10

Oh Boy!

Theorizing that one could time travel within his own lifetime, Dr. Sam Beckett stepped into the Quantum Leap accelerator and vanished... He woke to find himself trapped in the past, facing mirror images that were not his own and driven by an unknown force to change history for the better. His only guide on this journey is Al, an observer from his own time, who appears in the form of a hologram that only Sam can see and hear. And so Dr. Beckett finds himself leaping from life to life, striving to put right what once went wrong and hoping each time that his next leap will be the leap home.

Streaming, rental and purchase options

Where to watch in United States

Checked Jul 22, 2026

Quantum Leap is available to stream on Philo and Fandango at Home Free in United States. You can also rent or buy it from Google Play, Amazon, Apple TV, and Fandango at Home. Use the direct links below to open the provider.

Availability and prices can change. Confirm the details on the streaming service before you subscribe, rent or buy.

Synopsis

Theorizing that one could time travel within his own lifetime, Dr. Sam Beckett stepped into the Quantum Leap accelerator and vanished... He woke to find himself trapped in the past, facing mirror images that were not his own and driven by an unknown force to change history for the better. His only guide on this journey is Al, an observer from his own time, who appears in the form of a hologram that only Sam can see and hear. And so Dr. Beckett finds himself leaping from life to life, striving to put right what once went wrong and hoping each time that his next leap will be the leap home.

Season 5 episodes

Choose an episode, then use the watch options above for the show.

← Season 4

Episode 1

Lee Harvey Oswald (1)

45m7.5 / 10

October 5, 1957 - November 22, 1963: As a result of leaping again before he had a chance to complete his original mission, Sam finds himself leaping back and forth through the life of Lee Harvey Oswald. Following the sole assassin theory, Sam and Al attempt to prevent Oswald's attack on John F. Kennedy. But, with each leap giving Oswald more control over Sam's body, history seems doomed to repeat itself.

Episode credits

Directed by James Whitmore Jr.Written by Donald P. BellisarioGuest stars Dennis Wolfberg, Reni Santoni, Elya Baskin, Patty Toy, Willie Garson, Natasha Pavlovich, Donna Magnani, Michael Lopez

Where to watch Quantum Leap

Episode 2

Lee Harvey Oswald (2)

45m7.5 / 10

October 5, 1957 - November 22, 1963: As a result of leaping again before he had a chance to complete his original mission, Sam finds himself leaping back and forth through the life of Lee Harvey Oswald. Following the sole assassin theory, Sam and Al attempt to prevent Oswald's attack on John F. Kennedy. But, with each leap giving Oswald more control over Sam's body, history seems doomed to repeat itself.

Episode credits

Directed by James Whitmore Jr.Written by Donald P. BellisarioGuest stars Dennis Wolfberg, Reni Santoni, Elya Baskin, Patty Toy, Willie Garson, Natasha Pavlovich, Donna Magnani, Michael Lopez

Where to watch Quantum Leap

Episode 3

Leaping of the Shrew

45m7.5 / 10

September 27, 1956: It's Robinson Crusoe with a twist when Sam leaps into a Greek sailor stranded on a deserted island with a beautiful young rich woman who appears to be less than fond of both him and their stranded situation.

Episode credits

Directed by Alan J. LeviWritten by Richard C. Okie, Robin Bernheim BurgerGuest stars Brooke Shields, Socrates Alafouzos

Where to watch Quantum Leap

Episode 4

Nowhere to Run

45m7.5 / 10

August 10, 1968: As a Marine captain whose legs were amputated after a mishap in Vietnam, Sam finds himself in a veteran's hospital, where he must prevent the suicide of a fellow patient who would rather be dead than face life paralyzed from the neck down. Making matters worse, his wife seems incapable of accepting the fact that she and Sam's host can still lead a normal life, in spite of his condition.

Episode credits

Directed by Alan J. LeviWritten by Tommy ThompsonGuest stars Judith Hoag, Michael Boatman, Jennifer Aniston, Norman Snow, Gene Lythgow, Simone Allen, Jordan Jacobson, Joseph M. Hamilton

Where to watch Quantum Leap

Episode 5

Killin' Time

45m5.3 / 10

June 18, 1958: Sam leaps into a tricky situation as an escaped killer holed up in a house with a mother and daughter as hostages. Escape isn't going to be easy for either Sam or his hostages, when the real killer breaks out of the waiting room, stranding Sam in the past, destined to die at the hands of a vengeful sheriff.

Episode credits

Directed by Michael W. WatkinsWritten by Tommy ThompsonGuest stars Dennis Wolfberg, Joseph Malone, Beverley Mitchell, Cameron Dye, Connie Ray, Jim Haynie, Carolyn Lowery, Lewis Dauber

Where to watch Quantum Leap

Episode 6

Star Light, Star Bright

45m7.2 / 10

May 21, 1966: Sam leaps into a 79-year-old man whose son wants to have him committed when he claims to have seen UFO's. Sam is kept busy as he tries to keep the family together, prevent the future drug overdose of "his" grandson, and avoid the sinister plans of the military, all before the next anticipated UFO sighting.

Episode credits

Directed by Christopher HiblerWritten by Richard C. OkieGuest stars Anne Lockhart, Morgan Weisser, Josh Coxx, H. Richard Greene, Guy Boyd, Douglas Stark, Michael Maguire

Where to watch Quantum Leap

Episode 7

Deliver Us from Evil

45m7.5 / 10

March 19, 1966: Things are already on there way downhill when Sam leaps back into Jimmy LaMotta. Despite Sam's inaction, history continues to change for the worst. The cause is unknown until Sam discovers another time traveler on the scene, one who's determined to destroy Jimmy's family, as well as Sam.

Episode credits

Directed by Bob HulmeWritten by Tommy Thompson, Deborah Pratt, Robin Bernheim BurgerGuest stars Laura Harrington, Michael Alldredge, Kristen Cloke, John D'Aquino, Carolyn Seymour, Ryan McWhorter, Renée Coleman, Brad Silverman

Where to watch Quantum Leap

Episode 8

Trilogy (1)

45m7.2 / 10

August 8, 1955: A pair of unsolved murders marks just the tip of the iceberg when Sam leaps into a sheriff in a small Louisiana town. Rumors of a history of family insanity, the suspicions surrounding his daughter Abigail's involvement in the murders, and ghostly visions of his institutionalized wife just make matters worse.

Episode credits

Directed by James Whitmore Jr.Written by Deborah PrattGuest stars Max Wright, Travis Fine, Kimberly Cullum, James Whitmore Jr., Mary Gordon Murray, Meg Foster, Fran Bennett, W.K. Stratton

Where to watch Quantum Leap

Episode 9

Trilogy (2)

45m7.2 / 10

June 14, 1966: Finding himself back in the same small Louisiana town, in the arms of Abigail, now twenty-one, Sam must prevent an angry crowd of townspeople from lynching his fiancée, following the disappearance of a young boy whom she had been babysitting.

Episode credits

Directed by James Whitmore Jr.Written by Deborah PrattGuest stars Travis Fine, Wendy Robie, Melora Hardin, Fran Bennett, Mary Gordon Murray, Christopher Curry, Beth Peters, R. Leo Schreiber

Where to watch Quantum Leap

Episode 10

Trilogy (3)

45m7.2 / 10

July 28, 1978: Sam is an aging lawyer, recruited by Abigail, now thirty-three, to defend her when she is put on trial for the murder of Leta Aider, the woman whose daughter Abigail was accused of killing almost twenty-five years earlier.

Episode credits

Directed by James Whitmore Jr.Written by Deborah PrattGuest stars Heather Lauren Olson, Max Wright, Melora Hardin, Diana Bellamy, James Greene, Parley Baer, Kimberly Cullum, Meg Foster

Where to watch Quantum Leap

Episode 11

Promised Land

45m7.5 / 10

December 22, 1971: Sam leaps back to Elk Ridge, Indiana to help save the lives of the Walters boys as they try to save their farm from a banker with designs on getting rich from foreclosure.

Episode credits

Directed by Scott BakulaWritten by Tommy Thompson, Gillian HorvathGuest stars Elizabeth Dennehy, Dwier Brown, Charles Dugan, Jonathan Hogan, Arlen Dean Snyder, Chris Stacy, Kellie Overbey, Lorinne Vozoff

Where to watch Quantum Leap

Episode 12

A Tale of Two Sweeties

45m7.2 / 10

February 25, 1958: As a horse-playing, traveling brush salesman, Sam finds himself with two wives and two families. Although Ziggy predicts that Sam's mission is to choose between the two lives, the choice is made more difficult by the fact that there's only a 50/50 chance that he'll choose the right one. As if things weren't bad enough, Sam finds that his penniless host owes a pair of bookies some big bucks.

Episode credits

Directed by Christopher HiblerWritten by Robin Bernheim BurgerGuest stars Larry Manetti, Michael Bellisario, Shay Astar, J.D. Daniels, Mary Lou Childs, Jill Tracy, Ashley Peldon, J.C. Wendel

Where to watch Quantum Leap

Episode 13

Liberation

45m7.0 / 10

October 16, 1968: Leaping into a housewife and mother of two on the verge of women's lib, Sam must prevent the death of his daughter during a sit in, while convincing the girl's father that his marriage can survive a liberated wife and daughter.

Episode credits

Directed by Bob HulmeWritten by Chris Abbott, Deborah PrattGuest stars Deborah Van Valkenburgh, Megyn Price, Max Gail, William Cort, Stephen Keep Mills, Bill Calvert, Mary Elizabeth Murphy, Jordan Baker

Where to watch Quantum Leap

Episode 14

Dr. Ruth

45m7.0 / 10

April 25, 1985: While Sam is in 1985, running her radio talk show, playing matchmaker to her producers, and trying to help a young secretary who's being sexually harassed by her boss, Dr. Ruth Westheimer spends her time in the Waiting Room, counseling Al on his feelings towards his five wives, as well as his relationship with Tina.

Episode credits

Directed by Stuart MargolinWritten by Robin Bernheim BurgerGuest stars Anita Barone, Ellen Albertini Dow, Mary Scheer, Robyn Lively, Ruth Westheimer, Peter Spears, James McDonnell, Bridget Morrow

Where to watch Quantum Leap

Episode 15

Blood Moon

45m7.2 / 10

March 10, 1975: As an eccentric, possibly vampiric, artist just outside of London, Sam must bear with Al's superstitions, while trying to prevent the death of his host's young wife, at the hands of a couple who are taking a sacrificial ceremony in honor of the "blood moon."

Episode credits

Directed by Alan J. LeviWritten by Tommy ThompsonGuest stars Shae D'Lyn, Deborah Moore, Rod Loomis, Ian Buchanan, Garth Wilton

Where to watch Quantum Leap

Episode 16

Return of the Evil Leaper (1)

45m7.2 / 10

October 8, 1956: As Arnold Watkins, better known as The Midnight Marauder, Sam has to persuade a fraternity to stop using chicken races as a part of their hazing ceremonies, while Al tries to convince Arnold to stop trying to get himself killed in retaliation for his parents' deaths twelve years earlier. When Alia, the evil leaper, appears on the scene, Sam becomes determined to take her with him when he leaps.

Episode credits

Directed by Harvey S. LaidmanWritten by Richard C. OkieGuest stars Michael Manasseri, Neil Patrick Harris, Tristan Tait, BoJesse Christopher, Carolyn Seymour, Paul Scherrer, Philip O'Brien, Raquel Krelle

Where to watch Quantum Leap

Episode 17

Revenge of the Evil Leaper (2)

45m7.0 / 10

September 16, 1987: Having simu-leaped, both Sam and Alia find themselves trapped in a women's prison, accused of murdering a fellow inmate. Their efforts to unmask the real killer are not their top priority as the two attempt to keep Alia's location hidden from her observer, Zoey, who leaps into the same place and time, determined to make Alia pay for her betrayal.

Episode credits

Directed by Debbie AllenWritten by Deborah PrattGuest stars Barbara Montgomery, Hinton Battle, Maggie Roswell, Carolyn Seymour, Sam Scarber, Renée Coleman, Rosanna DeSoto, Katherine Cortez

Where to watch Quantum Leap

Episode 18

Goodbye Norma Jean

45m7.5 / 10

April 4, 1960: As chauffeur to Marilyn Monroe, Sam must try to prevent Marilyn's tragic death. But when a well-meaning plan backfires, it could mean the end of Marilyn's career, even if her life is saved.

Episode credits

Directed by Christopher HiblerWritten by Richard C. OkieGuest stars Larry Pennell, Stephen Root, Susan Griffiths, Liz Vassey, Joris Stuyck, Tony Young, Eric Scott Woods, Elizabeth A. Coffee

Where to watch Quantum Leap

Episode 19

The Beast Within

45m7.2 / 10

November 6, 1972: Sam leaps into Henry Adams, one of a trio of friends who fought in Vietnam and came home each with their own personal scars and the memory of a lost buddy. He has to save the life of a friend, Roy, as well as of a young boy, Daniel, who ventures into the woods of Washington looking for proof of Bigfoot.

Episode credits

Directed by Gus TrikonisWritten by John D'AquinoGuest stars David Tom, Mike Jolly, Pat Skipper, Eileen Seeley, Sean Sullivan, David Denney, John Hillard

Where to watch Quantum Leap

Episode 20

The Leap Between the States

45m7.2 / 10

September 20, 1862: In a bizarre twist of a genetic coil, Sam leaps into his great-grandfather, Captain John Beckett, during the Civil War. He must not interfere with his ancestor's romance with a riled southern belle named Olivia. He must also avoid being hanged as a Yankee dog by some home guard Confederate soldiers.

Episode credits

Directed by David HemmingsWritten by Richard C. OkieGuest stars Kate McNeil, Michael D. Roberts, Neil Giuntoli, Paul Wittenburg, Rob Hyland, Robby Sutton, Geoffrey Lower

Where to watch Quantum Leap

Episode 21

Memphis Melody

45m7.5 / 10

July 3, 1954: Sam swivels his hips into Elvis Presley, mere days before he is discovered. Along with making sure that Elvis does become the King, Sam must help Sue Anne, a local songbird, from being trapped in a not-so-gilded cage of marriage.

Episode credits

Directed by James Whitmore Jr.Written by Robin Bernheim BurgerGuest stars Gregory Itzin, Mary Elizabeth McGlynn, Michael St. Gerard, Garn Stephens, John Scott Clough, Eric Bruskotter, Lisa Jane Persky, John Boyd West

Where to watch Quantum Leap

Episode 22

Mirror Image

45m9.0 / 10finale

August 8, 1953: Sam lands in a not-so-ordinary bar in a coal-mining town, where strange things are happening and familiar people don't know him. With the help of another Al, he still has something to set right ... or is there more than one thing he needs to change?

Episode credits

Directed by James Whitmore Jr.Written by Donald P. BellisarioGuest stars Dennis Wolfberg, Stephen McHattie, Brad Silverman, Bruce McGill, John D'Aquino, Richard Herd, William Morgan Sheppard, Mike Genovese

Where to watch Quantum Leap

Episode information updated Jul 23, 2026

More about Quantum Leap

Cast

Scott BakulaSam Beckett
Dean StockwellAl Calavicci
Dennis WolfbergGooshie
Reni SantoniSgt. Lopez
Laura HarringtonConnie LaMotta
Max WrightDoc Kinman
Elya BaskinMajor Yuri Kosenko
David NewsomTom Beckett

Credits

Created by
Donald P. Bellisario

Production details

Status
Ended
Series type
Scripted
Episodes
96
Original language
English

Networks & production

  • NBCUnited States
  • Universal TelevisionUnited States
  • Belisarius ProductionsUnited States

Themes

alternate timelinechanging historychanging the past or futurehologramtime travel