Season 1
Undercover CIA agent Martian is ordered to return to London. When the woman he left behind suddenly reappears, their love is rekindled, entangling them in a deadly game of intrigue and international espionage.
Episodes
The Bends
Covert CIA agent Martian is called back to London Station.
Wooden Duck
A spooked source threatens to put an operation at risk.
Hawk from a Handsaw
Martian finds a needle in a haystack and confronts Sami about London.
Quarterback Blitz
Henry and Martian run diplomatic interference. Danny walks a tightrope.
Rat Trap
Henry sends Owen to Minsk in a hunt for clues. Martian sets a rat trap.
Spy for Sale
Martian scrambles to unravel Cossack's game. Osman plays his hand.
Hard Landing
Bosko is briefed on Valhalla. Martian, Henry and Naomi strategize a play.
Truth Will Set You Free
Martian's approach doesn't go to plan. Sami makes a startling confession.
The Rubicon
Martian buys time with a bluff to Langley. Danny crosses the Rubicon.
Overtaken by Events
Bosko shares a grim truth. Martian makes a devil's bargain.