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.

Camelot is a 1967 American musical fantasy drama film directed by Joshua Logan and written by Alan Jay Lerner, based on the 1960 stage musical of the same name by Lerner and Frederick Loewe. It stars Richard Harris as King Arthur, Vanessa Redgrave as Guenevere, and Franco Nero as Lancelot, with David Hemmings, Lionel Jeffries and Laurence Naismith.