Distribution

• José Ferrer — David Korvo (as Jose Ferrer)
• Charles Bickford — Lt. James Colton
• Lawrence Dobkin — Dr. Wayne
• Gene Tierney — Ann Sutton
• Richard Conte — Dr. William 'Bill' Sutton
• Barbara O'Neil — Theresa "Terry" Randolph
• Eduard Franz — Martin Avery
• Fortunio Bonanova — Feruccio di Ravallo
• Robert Foulk — Policeman Andy
• Larry Keating — Mr. Simms