Let's Kill Uncle

Let's Kill Uncle
Theatrical poster
Directed by	William Castle
Written by	Rohan O'Grady Mark Rodgers
Produced by	William Castle
Starring	Nigel Green Pat Cardi Mary Badham
Cinematography	Harold Lipstein
Edited by	Edwin H. Bryant
Music by	Herman Stein
Distributed by	Universal Pictures
Release date	November 18, 1966 (1966-11-18)
Running time	92 minutes
Country	United States
Language	English

Let's Kill Uncle—also known as Let's Kill Uncle Before Uncle Kills Us^[1]—is a 1966 color black comedy^[2] film produced and directed by William Castle, about a young boy trapped on an island by his uncle, who is planning to kill him. The boy's only friend is a young girl, who tries to help him.

It stars Nigel Green, Mary Badham, Pat Cardi and Robert Pickering and is based on a 1963 novel written by Rohan O'Grady, the pen name of Canadian author June Margaret O'Grady Skinner. It was filmed in Universal Studios on the largest sound stage, taking advantage of the process screen,^[3] with a location shot of a beach in Malibu, California.