Lionel Charles Jeffries was an English actor, director, and screenwriter. He appeared primarily in films and was nominated for a Golden Globe Award for his role in The Spy with a Cold Nose.

The Spy with a Cold Nose is a 1966 British comedy film directed by Daniel Petrie and starring Laurence Harvey, Daliah Lavi, Lionel Jeffries, Denholm Elliott, and Colin Blakely. It was written by Ray Galton and Alan Simpson.