TV series
A tangled web of mystery. Classic 'whodunit' suspense.
Dr. Mark Sloan is a good-natured, offbeat physician who is called upon to solve murders.
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Checked Jul 22, 2026
Diagnosis: Murder is available to stream on Philo and Pluto TV in United States. Use the direct links below to open the provider.
Dr. Mark Sloan is a good-natured, offbeat physician who is called upon to solve murders.
Choose an episode, then use the watch options above for the show.
Episode 1
Ashley York murders her wealthy father and cleverly manipulates it to appear as though he killed himself. Dr. Sloan picks away at holes in the story, which leads him directly to Ashley.
Directed by Vincent McEveetyWritten by William J. Royce, Cynthia DemingGuest stars Christian LeBlanc, A. J. Langer, Arthur Taxier, Angela Harry, Susan Blakely, Channing Chase, Stacey Shaffer, Roz Witt
Episode 2
Dr. Sloan takes in an abandoned young girl found at the scene of a murder, while Steve and Jesse go about tracking down the killer.
Directed by Paris BarclayWritten by Cynthia Deming, Bill Wells, Mimi Rothman Schapiro, William J. RoyceGuest stars Rodney Eastman, Lisa Pescia, Danielle Keaton, Ed Beechner, Barry Cutler, Al Maines, Frederick Dawson, Stacey Shaffer
Episode 3
The murder of a beautiful woman around a marine encampment raises suspicions. Dr. Sloan discovers more to her than meets the eye.
Directed by Christian I. Nyby IIWritten by Tom ChehakGuest stars Lawrence Hilton-Jacobs, Curtis Armstrong, Rebecca Cross, Kristen Dalton, Steve Eastin, Leo Penn, Michael Worth, David Sage
Episode 4
Dr. Sloan suspects a cunning D.A. in the murder of an acquited defendant.
Directed by Bruce KesslerWritten by Roger LowensteinGuest stars Brian Tochi, Dick O'Neill, Dixie Carter, Gina Hecht, James Hong, Kevin Cooney, Glenn Morshower, Allan Wasserman
Episode 5
A man wrongfully convicted of murder takes Dr. Sloan hostage. Dr. Sloan hears his story and works to prove the man's innocence. Jesse works feverishly to rescue Mark.
Directed by Christian I. Nyby IIWritten by Maurice Hurley, Steve HattmanGuest stars Paige Rowland, Wendy Worthington, Spike Silver, Roy Jones, Chris Nelson Norris, Natalie Venetia Belcon, Jeff Allin, Dion Anderson
Episode 6
Dr. Sloan shields George Karn from both Steve and Lt. Delaney while investigating his wife's murder.
Directed by Christian I. Nyby IIWritten by Maurice Hurley, Steve HattmanGuest stars Paige Rowland, Natalie Venetia Belcon, Jeff Allin, Dion Anderson, Denise Crosby, Richard Fancy, Mark Tymchyshyn, Patrick Cronin
Episode 7
Steve heads up the investigation when a serial cop killer is on the prowl, while inadvertantly dating the killer.
Directed by Tom ChehakWritten by Nan HaganGuest stars Sally Jessy Raphael, Rebeccah Bush, Kathleen Garrett, Jack Conley, Al Sapienza, Christopher Michael, Gregory White, Stacey Shaffer
Episode 8
An exhausted Jesse, coming off a 48-hour stint in the hospital, witnesses a man die in the parking garage. Jesse returns with help only to find the man alive. While everyone believes Jesse to have been delirious, Jesse insists he was correct, and goes all out to prove himself.
Directed by Christian I. Nyby IIWritten by Gerry ConwayGuest stars Krista Allen, Richard Romanus, Dennis Creaghan, Leslie Horan, David T. Hayward, Michelle Bonilla, Susan Nyby, Peter Vogt
Episode 9
Amanda's cousin falls to his death when his motorcycle suddenly veers off the road. Amanda leads the investigation when it's discovered her cousin was drugged immediately before the accident.
Directed by Christopher HiblerWritten by Sibyl GardnerGuest stars J. August Richards, Ronny Cox, Michael Reilly Burke, Michael Stadvec, Ian Patrick Williams, Monica Allison, Ross Partridge, Conni Marie Brazelton
Episode 10
Dr. Sloan investigates a free health clinic after several homeless people turn up dead... with missing organs.
Directed by Christopher HiblerWritten by Chad Hayes, Carey HayesGuest stars Denise Miller, Bryan Cranston, Fredric Lehne, Wayne Tippit, Michael Bofshever, Bill Zuckert, Chuck Sloan, Cynthia Steele
Episode 11
Dr. Sloan tries to solve a friend's murder while Steve investigates the deceased's ex-wife and her identical twin sister.
Directed by Peter EllisWritten by Nancy BondGuest stars Kate McNeil, Robert Vaughn, Alan Fudge, Jack McGee, Lisa Dean Ryan, Louan Gideon, Tohoru Masamune, David Q. Combs
Episode 12
A visiting surgeon must deal with his alcoholism after a fellow doctor is murdered during one of his blackouts.
Directed by Bernard L. KowalskiWritten by Joyce BurdittGuest stars Kevin McNally, Rick Aiello, Marc Alaimo, Wayne Duvall, Karen Moncrieff, John Pleshette, Kat Cressida, Mark Chaet
Episode 13
When a photo shop erroneously sends Dr. Sloan the wrong set of photographs, he becomes embroiled in the murder investigation of an escort girl. Meanwhile, Amanda's baby is about to come to term.
Directed by Bruce Seth GreenWritten by Steve HattmanGuest stars Stephen Furst, Jennifer Campbell, Cylk Cozart, Gregory Scott Cummins, Hillary Danner, Phil Reeves, Alex Demir, Morgan Stoddard
Episode 14
In an episode reminiscent of Hitchcock's 'Strangers on a Train'", Dr. Sloan is drawn into a murder pact by a psychiatrist in need of money. The psychiatrist kills a woman pestering Dr. Sloan, expecting Mark to eliminate his 'problem'".
Directed by Oz ScottWritten by Joyce BurdittGuest stars Leila Kenzle, Cindy Ambuehl, Robert Gossett, Mark Hutter, Todd McKee, Moira Walley-Beckett, Terry O'Quinn, Stephen James Carver
Episode 15
Jesse is attracted to a beautiful psychic, who also happens to be the prime suspect in a murder. Amanda copes with the trials of motherhood.
Directed by Christian I. Nyby IIWritten by Gerry ConwayGuest stars Tracy Nelson, George Hamilton, Roxanne Beckford, David Wells, Wayne Thomas Yorke, Matt Marshall
Episode 16
The daughter of one of Mark's friends writes a juicy tell-all expose of the most prominent public figures. Mark takes her in after a crazed stalker starts threatening her and her co-authors.
Directed by Christopher HiblerWritten by Tom Chehak, Steve HattmanGuest stars Jeri Ryan, Rick Dees, Cyndi Pass, Tony Pierce, Susan Powter, Troy Evans, Musetta Vander, Michael Kagan
Episode 17
Mark investigates a perky morning television personalty for the murder of a Howard Stern-like radio host.
Directed by Christian I. Nyby IIWritten by Gerry Conway, Steve HattmanGuest stars Roger Howarth, Morton Downey, Jr., Steve Eastin, Carey Eidel, Mimi Lieber, Vicki Lawrence, Elayn J. Taylor, Kene Holliday
Episode 18
Dr. Sloan is the executor of his friend, Preston Michael's, estate after Michaels is found in the body of a shark. Things turn interesting after traces of poison are found in Michaels' body and three women, all apparently married to Michaels, attend the reading of the will.
Directed by Jonathan FrakesWritten by Mark MasuokaGuest stars Hallie Todd, John Reilly, Christina Pickles, Tim Choate, Julie Condra, Matthew Faison, Nancy Lee Grahn, Julie St. Claire
Episode information updated Jul 24, 2026
Dick Van DykeMark Sloan
Victoria RowellAmanda Bentley-Livingston
Charlie SchlatterJesse Travis
Scott BaioJack Stewart
Barry Van DykeSteve Sloan
Michael TucciNorman Briggs
Delores HallDelores Mitchell
Dan GilvezanKent Beaudine
CBSUnited States
Fred Silverman CompanyUnited States
Dean Hargrove ProductionsUnited States
Viacom ProductionsUnited StatesMore shows like Diagnosis: Murder.
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