Diretor/a
Alfred Vohrer
DIRETOR/A
Samuel M. Sherman
Elenco (na ordem dos créditos)
Harald Leipnitz
Inspektor Craig
Klaus Kinski
Dave Emerson
Carl Lange
Dr. Albert Mangrove
Ilse Steppat
Lady Emerson
Hermann Lenschau
Rechtsanwalt Lionel Douglas
Diana Körner
Myrna Emerson
Gudrun Genest
Schwester Harris
Albert Bessler
Butler Anthony
Richard Haller
Edward Appleton
Ilse Pagé
Miss Mabel Finley
Fred Haltiner
Wärter Reynolds
Peter Parten
Robert Emerson
Thomas Danneberg
Charles Emerson
Heinz Spitzner
Richter
Siegfried Schürenberg
Sir John
Paul Berger
Wärteruncredited
Denise Coward
Nurse Warner (1987 footage)uncredited
Otto Czarski
Wärter Duckuncredited
Warren Disbrow Sr.
Wärter Duck (death scene double) (1987 footage)uncredited
Eva Ebner
Myrna Emerson (arm double)uncredited
Ed French
Bearded lunatic (1987 footage)uncredited
Heinrich Gies
Polizistuncredited
Bob Gutowsky
Killer cannibal (1987 footage)uncredited
Karin Kenklies
Krankenschwester Agnes Dairenuncredited
Helga Lander
Virginiauncredited
Uschi Mood
Stripperin in Klinikuncredited
Günther Notthoff
Harry Riebauer
Mr. Snobbitsuncredited
Ruben Santiago
Bearded asylum guard (1987 footage)uncredited
Al Vega
Asylum guard (1987 footage)uncredited
Edgar Wallaceuncredited,voice