Let's Kill Uncle

Let's Kill Uncle is a 1966 film with Nigel Green and Mary Badham. See the storyline, runtime (92 minutes) and complete cast list on 123movies. A 12-year-old orphan who has just inherited a fortune is trapped on an island with his uncle, a former British intelligence commander who intends to kill him. A young girl is the boy's only ally against the sarcastic uncle, who uses hypnotism, a pool of sharks, fire, and poisonous mushrooms as weapons.