Sir William Rutland
Walter
Peter Joshua
Philip Shayne
Victor Rhyall, Earl
Lt. Cmdr. Matt T. Sherman
Roger Thornhill
Tom Winters
Philip Adams
Cmdr. Andy Crewson
Nickie Ferrante
Anthony
John Robie
Clemson Reade
Dr. Barnaby Fulton
George Rose
Dr. Noah Praetorius
Dr. Eugene Norland Ferguson
Captain Henri Rochard
Dr. Madison Brown
Jim Blandings
Dudley
Dick Nugent
Devlin
Cole Porter
Cary Grant (uncredited)
Ernie Mott
Jerry Flynn
Cary Grant
Capt. Cassidy
Joe Adams posing as Joe Bascopolous
Mortimer Brewster
Patrick O'Toole
Leopold Dilg
Johnnie Aysgarth
Roger Adams
C. K. Dexter Haven
Matt Howard
Nick Arden
Walter Burns
Alec Walker
Geoff Carter
Sergeant Archibald Cutter
Johnny Case
David Huxley
Jerry Warriner
Nick Boyd
George Kerby
Jimmy Hudson
Charlie Mason
Ernest Bliss
Andre Charville
Danny Barr
Jimmy Monkley
Michael Andrews
Ken Gordon
Gerald Fitzgerald
Julian De Lussac
Dr. Maurice Lamar
Malcolm Trevor
Porter Madison III
Mock Turtle
Jack Clayton
Ace Corbin
Henry Crocker
Jeffrey Baxter
Captain Cummings
Lieutenant B.F. Pinkerton
Romer Sheffield
Nick Townsend
Lt. Jaeckel
Charlie Baxter
First Sailor (uncredited)
Ridgeway
Stephen Mathewson
