A group of people find themselves trapped in a creepy mansion, complete with secret passageways, a mad doctor and a murderous gorilla.
Larry Olsen
William 'Curley' Benson
Eilene Janssen
Betty
Peter Miles
Dudley
Ardda Lynwood
Ardda
Dale Belding
Speck Jones
Virginia Grey
Ann Loring
Don Castle
George
George Zucco
Doc Robbin
Paul Hurst
Jailer
Whitford Kane
'Fix-it' Dan Cameron
Wilton Graff
Prosecutor
Claire Du Brey
Housekeeper
Rene Beard
Dis
Donald King
Dat
Grant Mitchell
Judge
Steve Carruthers
Reporter (uncredited)
James Conaty
Bailiff (uncredited)
William Forrest
Charles Gemora
Gorilla (uncredited)
Allen Mathews
Motorcycle Cop (uncredited)
2001 · Movie
2010 · Movie
2019 · Movie
1989 · Movie
2007 · Movie
2012 · Movie
1977 · Movie
1941 · Movie
2021 · Movie
2023 · Movie
2017 · Movie
2003 · Movie
1978 · Movie
2025 · Movie
1947 · Movie
1939 · Movie
2011 · Movie
2013 · Movie