Patrick O'Neal as Jason Cravatte

Cesare Danova as Anthony Draco

Wilfrid Hyde-White as Harold Blount

Laura Devon as Marie Champlain

Wayne Rogers as Police Sgt. Jim Albertson

Suzy Parker as Barbara Dixon

Jeanette Nolan as Mrs. Ewing Perryman

Barbro Hedström as Florabell

William Conrad as Narrator

Tony Curtis as Mr. Julian

Annazette Chase as Prudence

Inger Stratton as Gloria

José René Ruiz as Senor Pepe De Reyes

Patrice Wymore as Vivian (Delano's hostess)

Philip Bourneuf as Insp. Matthew Strudwick

Marie Windsor as Madame Corona

Vinton Hayworth as Judge Walter Randolph

Richard O'Brien as Dr. Romulus Cobb

Berry Kroeger as Chun Sing

Charles Seel as Rev. Dr. Hopewell

Ayllene Gibbons as Victoria the Barmaid

Jean Carson as Girl on Street

Fredd Wayne as Charlie Benton

Al McGranary as Senator Dixon

Robert Goodwin as Oliver