Gethin Alderman

Credits

Cast Credits

The War Between the Land and the Sea (2025)

Guest starring as Homo Aqua (5 episodes)

• Episode 1x05: The End of the War (Dec 21, 2025)
• Episode 1x04: The Witch of the Waterfall (Dec 14, 2025)
• Episode 1x03: The Deep (Dec 14, 2025)
• Episode 1x02: Plastic Apocalypse (Dec 7, 2025)
• Episode 1x01: Homo Aqua (Dec 7, 2025)
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Doctor Who (2023)

Guest starring as The Shreek

• Episode 2x04: Lucky Day (May 3, 2025)

The Winter King (2023)

Guest starring as People of Utter Darkness

• Episode 1x10: Episode Ten (Nov 5, 2023)

Wolf (2023)

Guest starring as Minnet Kable

• Episode 1x06: Knock, Knock (Jul 31, 2023)

Somewhere Boy (2022)

Guest starring as Monster (3 episodes)

• Episode 1x05: Episode 5 (Oct 16, 2022)
• Episode 1x02: Episode 2 (Oct 16, 2022)
• Episode 1x01: Episode 1 (Oct 16, 2022)

Andor (2022)

Guest starring as Executive Officer

• Episode 1x11: Daughter of Ferrix (Nov 16, 2022)

The Outlaws (2021)

Guest starring as Video Pap

• Episode 1x01: Episode 1 (Oct 25, 2021)

The Great (2020)

Guest starring as Jean Pierre (4 episodes)

• Episode 3x07: Fun (May 12, 2023)
• Episode 2x07: Stapler (Nov 19, 2021)
• Episode 2x06: A Simple Jape (Nov 19, 2021)
• Episode 2x01: Heads It's Me (Nov 19, 2021)
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Doctors (2000)

Guest starring as Stephen Payne

• Episode 23x12: Taking Stock (Mar 3, 2022)

EastEnders (1985)

Guest starring as Randall

• Episode 2024-08-22: 22/08/2024 (Aug 22, 2024)