Life on Mars

Episode 4 (2x4)

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The body of a young woman is found in wasteland. The investigation takes the team to suburbia, where a local car dealer is throwing private parties, employing make-up girls from a local company to “help out” when the wife-swapping begins. Posing as married couple Tony and Cherie Blair, Sam and Annie infiltrate one of the parties, only to discover that it isn't as simple as they think.