The Undertow

Episode #1.1 (Season 1, Episode 1)

TV Episode | Crime, Drama

Writer

Kristoffer Metcalfe (based on the series "Twin" created by)

Producer

Cinematographer

Ben Wheeler (director of photography)

Production Designer

Contacts

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Cast	+ Add Cast
13 cast members

Name	Known for
Jamie Dornan Adam Walsh / Lee Walsh Adam Walsh / Lee Walsh See fewer	Belfast (2021)
Mackenzie Davis Nicola Walsh Nicola Walsh See fewer	Terminator: Dark Fate (2019)
Iain De Caestecker Marty Munro Marty Munro See fewer	Agents of S.H.I.E.L.D. (2013)
Mabel Strachan Sophie Munro Sophie Munro See fewer	The Ridge (2025)
Claire Brown Claire Claire See fewer	Andor (2022)
Anthony Bradley Noah Noah See fewer	Because We Are Too Many (2024)
Géraldine Chevalley Nurse Nurse See fewer	The Night Manager (2016)
Thalia Dudek Actress Actress See fewer	The Running Man (2025)
Issy MacDonald Caitlin Caitlin See fewer	The Undertow (2026)
Murdo Macleod Extra Extra See fewer	The Undertow (2026)
Noof Ousellam Daniel Daniel See fewer	Andor (2022)
Natasha Reid Mortuary Assistant Mortuary Assistant See fewer	The Undertow (2026)
James Watson Bus Driver Bus Driver See fewer	Perfect Sense (2011)