On screen
Cast
54 credited performers
John Mills
Puncher Roberts
Richard Attenborough
Knocker White
André Morell
Marshal
Bryan Forbes
Prof. Evans
Michael Hordern
Capt. Hugh
Ernest Clark
Cmdr. Geoffrey Digby
Harry Locke
CPO Blades
Artwork unavailable
Michael Howard
Joe
Lionel Jeffries
George
Clifford Mollison
Sails
John Le Mesurier
The Marshal’s Aide
Ferdy Mayne
Interpreter
Kenneth Griffith
Sub-Lieutenant
Gordon Jackson
Harry
Artwork unavailable
Martyn Garrett
The baby
Lisa Gastoni
Maria Vespucci
Norma Donaldson
Dr. Bryce
Thorley Walters
Lt. Setley
Duncan Lamont
Master-at-Arms
Cyril Raymond
P.M.O.
Artwork unavailable
Harold Siddons
Whiskers
D.A. Clarke-Smith
The Admiral
Carlo Giustini
First Vespucci Brother
Vincent Barbi
Second Vespucci Brother
Artwork unavailable
Vittorio Vittori
Third Vespucci Brother
Artwork unavailable
Chris Adcock
Seaman
Patrick Allen
Mate
Robert Ayres
American Captain
Vincent Ball
Second Sailor at Dance
Artwork unavailable
Rebecca Birken
Ginny
Artwork unavailable
Aza Caralova
Lady at Dance
Patrick Cargill
Navigation Officer
Artwork unavailable
Tony Castleton
Seaman
Leigh Christian
Marilyn
Artwork unavailable
Dan Cressey
Officer
Artwork unavailable
Michael Dear
S.B.A. Nightingale
Artwork unavailable
Jacinta Dicks
Mama Vespucci
Artwork unavailable
John Forbes-Robertson
Gunnery Officer
Barry Foster
First Sailor at Dance
Artwork unavailable
Jim Henderson
Bartender
Artwork unavailable
Brandon Jones
Bobby
Sam Kydd
Chief Steward
Lori Lethin
Character not listed
Artwork unavailable
Harrigan Logan
Character not listed
Charles Lucia
Rick
Artwork unavailable
Fred Machon
Officer
Artwork unavailable
Colin McKenzie
Officer in Plotting Room
Artwork unavailable
Niles McMaster
Derek
Martin Miller
Paolo Vespucci
Artwork unavailable
Fred Nicholas
Officer
Artwork unavailable
Judith Penrod
Chariene
Roy Purcell
Officer of the Watch
Yvonne Romain
Italian Girl
Artwork unavailable
Marc Sheldon
Executive Officer