Pat Boone as Paul Newell

Christine Carère as Michelle Marton

Tommy Sands as Barry Denton

Sheree North as Eadie West

Gary Crosby as Tony Collins

Fred Clark as Al Curtis

Dick Sargent as Dick Saglon

Barrie Chase as Torchy LaRue

Jennifer West as Sylvia Simmons

Geraldine Wall as Ann Harris

King Calder as Lt. Col. Vaupell

Robert Burton as Comdr. Tydings

Hamilton Camp as Organ Grinder (uncredited)

Bess Flowers as French Quarter Restaurant Patron (uncredited)

Al Bain as Police Officer (uncredited)

Ivan Triesault as Bernard - Maitre d' (uncredited)

Robert Wagner as Himself (uncredited)

Jeffrey Hunter as Himself (uncredited)