Bob Hope

as Captain Chuck Lockwood

Katharine Hepburn

as Captain Vinka Kovalenko

Noelle Middleton

as Lady Constance Warburton-Watts

James Robertson Justice

as Colonel Vladimir Denisovich Sklarnoff

Robert Helpmann

as Ivan Kropotkin

David Kossoff

as Dr. Anton Antonovich Dubratz

Alan Gifford

as Colonel Newton Tarbell

Nicholas Phipps

as Tony Mallard

Paul Carpenter

as Major Lewis

Sidney James

as Paul

Alexander Gauge

as Senator Howley

Sandra Dorne

as Tityana

Richard Wattis

as Lingerie Clerk

Tutte Lemkow

as Sutsiyawa

Martin Boddey

as Grisha

Olaf Pooley

as Major Osip Feodor Ganovich

Richard Leech

as Alex

Eugene Deckers

as Bartender