- Udo Samel
- Luigi Mackeroni
- Peter Lohmeyer
- Sam Hanks
- Iris Berben
- Dr. Doris Riffleson
- Leonard Lansink
- Babette (Bob Miller)
- Marc Richter
- Billy
- Evelyn Künneke
- Forensic Doctor
- Hella von Sinnen
- Detective Sally
- Heribert Sasse
- Secret Service Man
- Meret Becker
- Phyllis Higgins
- Gerd Wameling
- Her Teacher
- Henning Schlüter
- Robinson
- Ron Williams
- Chief of Police
- Otto Sander
- Mr. Higgins
- Monika Hansen
- Mrs. Higgins
- Gode Benedix
- Policeman O'Brian
- Weijian Liu
- Dr. Riffleson's Assistant
- Peter Krüger
- Joe Baluga
- Adriana Altaras
- Croatian Tourist
- Georg-Martin Bode
- Dick McGouvern
- Ralf Wolter
- Prof. Smirnoff
- Rumme Beck
- (as Rummenigge Beck)
- Ubi Ferguson
- (as Ubi Fergerson)
- Fetisch Bergmann
- (as Fetisch)
- Dina Leipzig
- Hooker
- Dani Levy
- Prostitute's Client
- Lillemor Mallau
- McGouvern's Ladylove
- Emanuela Mattioli
- Waitress
- Robert Viktor Minich
- (as R. Victor Minich)
- Robert Rutman
- (as Bob Rutman)
- Jack Trösch
- (as Jack KG Trösch)
- Ades Zabel
- Transvestit (in Hotel Quickie)
