Covert CIA agent Martian is ordered to abandon his undercover life and return to London Station. When the love he left behind unexpectedly reappears, their romance reignites, pitting his career, his real identity and his mission against his heart while hurling them both into a deadly game of international intrigue and espionage.
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Michael Fassbender
Brandon 'Martian' Colby / Paul Lewis
Jeffrey Wright
Henry Ogletree
Jodie Turner-Smith
Dr Samia 'Sami' Zahir
Katherine Waterston
Naomi Ford
Harriet Sansom Harris
Dr Rachel Blake
John Magaro
Owen Taylor
Saura Lightfoot-Leon
Daniela 'Danny' Ruiz Morata
Andrew Brooke
Grandpa
Christian Ochoa Lavernia
Grandma
India Fowler
Poppy Cunningham
All 12 episodes plotted by IMDb rating
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10 episodes • 2024Avg: 5.8Golden Era
| # | Episode | Air Date | Rating |
|---|---|---|---|
| 1 | The Bends | Dec 1, 2024 | 6.0 |
| 2 | Wooden Duck | Dec 1, 2024 | 6.1 |
| 3 | Hawk from a Handsaw | Dec 8, 2024 | 5.9 |
| 4 | Quarterback Blitz | Dec 15, 2024 | 5.9 |
| 5 | Rat Trap | Dec 22, 2024 | 5.9 |
| 6 | Spy for Sale | Dec 29, 2024 | 5.6 |
| 7 | Hard Landing | Jan 5, 2025 | 5.4 |
| 8 | Truth Will Set You Free | Jan 12, 2025 | 5.9 |
| 9 | The Rubicon | Jan 19, 2025 | 5.6 |
| 10 | Overtaken by Events | Jan 26, 2025 | 5.5 |
10 episodes • 2026Avg: 1.0Valley of Despair
| # | Episode | Air Date | Rating |
|---|---|---|---|
| 1 | Kick the Wasp's Nest | Jun 21, 2026 | 1.0 |
| 2 | A Bear in Wolf's Clothing | Jun 21, 2026 | 1.0 |
| 3 | Spymaster | Jun 21, 2026 | 0.0 |
| 4 | Dead End | Jun 21, 2026 | 0.0 |
| 5 | Out Cold | Jun 21, 2026 | 0.0 |
| 6 | Officially a Ghost | Jun 21, 2026 | 0.0 |
| 7 | Drown Him Then Throw Him a Lifejacket | Jun 21, 2026 | 0.0 |
| 8 | False Flag Attack | Jun 21, 2026 | 0.0 |
| 9 | Rogue Cell | Jun 21, 2026 | 0.0 |
| 10 | King Sacrifice | Jun 21, 2026 | 0.0 |
