British sitcom in which an unhappily married man discovers he can time travel back to 1940s war-torn London where he masquerades as an MI5 agent and part-time songwriter whilst courting the local barmaid.

Gary Sparrow lives in the 1990s with his wife but has a route back to the 1940s where he has a mistress. Gary has a tough time keeping his double-life a secret from the two women as he jumps back and forth in time. Only his friend Ron knows the truth.—Rob Hartill