Cary Grant
Cmdr. Andrew " Andy" Crewson
Jayne Mansfield
Alice Kratzner
Leif Erickson
Eddie Turnbill
Suzy Parker
Gwinneth Livingston
Ray Walston
Lt. (j.g.) Howard McCann
Larry Blyden
"Mississip" Hardy
Werner Klemperer
Lt. Walter Wallace
Nathaniel Frey
Ruddle
Jack Mullaney
Albert Lewis
Harry Carey, Jr.
Chuck Roundtree (uncredited)
William Phipps
Al Hendrick (uncredited)
Richard Deacon
Bill Hotchkiss (uncredited)
Frank Nelson
R.L. Nielson (uncredited)
John Doucette
Shore Patrol Officer (uncredited)
Kathleen Freeman
Nurse Wilinski (uncredited)
Maudie Prickett
Nurse (uncredited)
Nancy Kulp
Hospital Switchboard Operator (uncredited)
Peter Leeds
Reporter (uncredited)
Ben Wright
British Pilot (uncredited)