Let's Kill Uncle (1966)

Thriller
Horror

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.

Cast

Major Kevin Harrison
Nigel Green
Chrissie
Mary Badham
Barnaby Harrison
P Pat Cardi
Travis
R Robert Pickering
Justine
Linda Lawson
Ketchman
R Ref Sanchez
Steward
Nestor Paiva
Russell Harrison (in car wreck) (uncredited)
William Castle

Crew

Director
William Castle
Producer
William Castle
Screenplay
M Mark Rodgers
Novel
J June O'Grady
Associate Producer
D Dona Holloway
Music
H Herman Stein
Director of Photography
H Harold Lipstein
Editor
E Edwin H. Bryant
Art Direction
W William D. DeCinces
Art Direction
A Alexander Golitzen
Set Decoration
J Julia Heron
Set Decoration
J John McCarthy Jr.
Hairstylist
L Larry Germain
Makeup Artist
Bud Westmore
Music
I Irving Gertz
Music
William Lava
Music
Henry Mancini
Music
H Heinz Roemheld
Music
M Milton Rosen
Music
H Hans J. Salter
Music
Frank Skinner