Cast
- Horst Frank as Jim Downs
- Werner Kreindl as Dr.M.C. Bellmann
- Günter Mack as Tom
- Ilse Künkele as Miss Wingate
- Wolfried Lier as Schloss
- Willy Semmelrogge as Grosberg
- Joachim Engel-Denis as Dr. George Kramer
- Krista Keller as Ann Downs
- Panos Papadopulos as Ankoritis