TV series
Force of nature.
CDC researcher Abby Arcane investigates what seems to be a deadly swamp-born virus in a small town in Louisiana but she soon discovers that the swamp holds mystical and terrifying secrets. When unexplainable and chilling horrors emerge from the murky marsh, no one is safe.
Streaming, rental and purchase options
Checked Jul 22, 2026
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CDC researcher Abby Arcane investigates what seems to be a deadly swamp-born virus in a small town in Louisiana but she soon discovers that the swamp holds mystical and terrifying secrets. When unexplainable and chilling horrors emerge from the murky marsh, no one is safe.
Choose an episode, then use the watch options above for the show.
Episode 1
Something unnatural is happening in the swamps outside Marais, Louisiana. When a mysterious illness strikes the town, CDC investigator (and former Marais native) Abby Arcane is sent to investigate.
Directed by Len WisemanWritten by Gary Dauberman, Mark VerheidenGuest stars Given Sharp, Elle Graham, Leonardo Nam, Tim Russ, Melissa Collazo, Fran Tabor, John Bishop, RJ Cyler
Episode 2
Certain that Alec's disappearance is more than an accident, Abby and Matt venture into the swamp, where she encounters Swamp Thing. Scientist Jason Woodrue comes to Marais.
Directed by Len WisemanWritten by Mark Verheiden, Doris EganGuest stars Selena Anduze, Given Sharp, Elle Graham, Leonardo Nam, Dorothy Recasner Brown, Micah Fitzgerald, Kelly Walker, Justin Miles
Episode 3
When her friend and co-worker is stricken with the green flu, Abby searches Alec’s lab for a cure, but instead finds the latest supernatural reanimation from the Rot.
Directed by Deran SarafianWritten by Rob FrescoGuest stars Selena Anduze, Given Sharp, Elle Graham, Al Mitchell, Leonardo Nam, Dorothy Recasner Brown, Tim Russ, Micah Fitzgerald
Episode 4
While Swamp Thing senses a growing darkness within the swamp, Abby’s return dredges up her dark history with the Sunderlands. We learn more about the mysterious Dan Cassidy.
Directed by Carol BankerWritten by Kay Reindl, Erin MaherGuest stars Selena Anduze, Elle Graham, Al Mitchell, Dorothy Recasner Brown, Steve Wilcox, Eli Hannon, Bianca Belle, Matt Burke
Episode 5
While Swamp Thing struggles to come to terms with his transformation with the help of a Phantom Stranger, Jason Woodrue shares a revelation with Avery Sunderland.
Directed by Greg BeemanWritten by Franklin jin RhoGuest stars Given Sharp, Elle Graham, Al Mitchell, Michael Beach, Macon Blair, Scott Deckert, Melissa Collazo, William Mark McCullough
Episode 6
While Swamp Thing finds a new way to communicate with Abby, Matt learns the truth about Alec Holland and Avery pressures Woodrue to deliver results.
Directed by Toa FraserWritten by Tania LotiaGuest stars Selena Anduze, Macon Blair, Justice Leak, Scott Deckert, Michael Trisler, Laurie Fortier, Nicole Sellars, Timeca M. Seretti
Episode 7
While Maria meets with the shadowy finance group known as the Conclave, Lucilia leads Avery out into the swamp under false pretenses.
Directed by Alexis OstranderWritten by Rob Fresco, Andrew PrestonGuest stars Selena Anduze, Dorothy Recasner Brown, Michael Beach, Hilton Roberts III, Jennifer Beals
Episode 8
After a harrowing journey of survival through the swamp, Avery comes face to face with Swamp Thing, who rescues the injured man and helps his recovery.
Directed by E.L. KatzWritten by Doris EganGuest stars Selena Anduze, Leonardo Nam, Michael Beach, Justice Leak, Steve Wilcox, Eli Hannon, Bianca Belle, Adrienne Barbeau
Episode 9
While Abby and Liz track down the secret Conclave facility, Jason Woodrue conducts experiments on Swamp Thing and makes an incredible discovery.
Directed by Michael GoiWritten by Mark Verheiden, Daniel Stewart, Noah GriffithGuest stars Selena Anduze, Given Sharp, Al Mitchell, Macon Blair, Jason Davis, Bryan Brendle, Philip Fornah, Chris Gann
Episode 10
Still reeling from the revelation of the truth behind his existence, Swamp Thing goes on the offensive against Ellery's mercenary team hunting him; Abby comes up against Jason Woodrue, who has crossed the line to save his wife's life.
Directed by Deran SarafianWritten by Kay Reindl, Rob Fresco, Erin MaherGuest stars Selena Anduze, Ian Ziering, Al Mitchell, Michael Beach, Justice Leak, Jake Busey, Cuyle Carvin, Jennifer Gatti
Episode information updated Jul 22, 2026
Crystal ReedAbby Arcane
Andy BeanAlec Holland
Will PattonAvery Sunderland
Virginia MadsenMaria Sunderland
Maria StenLiz Tremayne
Derek MearsSwamp Thing
Jeryl PrescottMadame Xanadu
Kevin DurandJason Woodrue
DC UniverseUnited States
Atomic MonsterUnited States
Warner Bros. TelevisionUnited States
DC EntertainmentUnited States
