Gemma Arterton plays Kate Henderson, a spy who uncovers a dangerous plot.

Kate must find a traitor before it's too late, to save her agent and her country.

If you've seen all of Secret Service, here are seven more shows you might like.

Betrayal is another great spy show about a British agent named John Hughes.

John meets a woman named Mehreen, and they work together to stop a threat to their country. They have to be careful who they trust.

John and Mehreen's investigation is very exciting and complicated.

A Spy Among Friends is a show based on a true story about a British spy named Nicholas Elliott.

Nicholas discovers that his friend Kim Philby is a double agent, and he must catch him. The show also stars Anna Maxwell Martin and Adrian Edmondson.

Berlin Station is a show about a CIA analyst named Daniel Miller who goes undercover in Berlin.

The show has a great cast, including Richard Jenkins and Michelle Forbes. You can watch it on ITVX.

The Ipcress File is a spy show based on a book by Len Deighton.

The show is about a British agent named Harry Palmer who must find a missing scientist.

Harry must work fast to prevent a nuclear disaster.

Trigger Point is a thrilling show created by Jed Mercurio.

The show stars Vicky McClure as an explosives expert named Lana Washington.

Trigger Point is very exciting, with lots of suspense and action. A new series is coming soon.

Red Eye is a gripping thriller about a British doctor named Matthew Nolan.

Matthew is accused of murder, and a detective named Hana Li must take him to China. But things get complicated.

If you like stories about government cover-ups, you might like Litvinenko.

Litvinenko is based on a true story about a Russian spy who was poisoned.

The show is about the fight for justice after the spy's death.