Ralph Richardson
Prof. Heatherville
Acting
Raymond Huntley
Prof. Laxton-Jones
Acting
John Laurie
Dr. McVitie
Acting
Ernest Jay
Dr. Dainty
Acting
David Tomlinson
Mr. Watlington
Acting
Finlay Currie
Sir Duncan Wills
Acting
Norman Webb
Dr. Wainwright
Acting
Michael Hordern
Lt. Cmdr. Lowther
Acting
Pamela Matthews
Mrs. Watlington
Acting
Joan Haythorne
Mrs. Laxton-Jones
Acting
Joan Young
Mrs. McVitie
Acting
Ann Wilton
Mrs. Dainty
Acting
Richard Attenborough
Jack Arnold
Acting
David Hutcheson
Squadron Leader Sowerby
Acting
Patrick Waddington
Group Capt. Aspinall
Acting
Cyril Smith
Flight Sgt. Cox
Acting
James Hayter
Warrant Officer
Acting
D. Bradley Smith
Air Marshal Cotter
Acting
Robin Bailey
Wives' Escort Officer
Acting
Hugh Dempster
Sqdn. Ldr. Slatter
Acting
Kenneth Buckley
Sqdn. Ldr. Buckley
Acting
Paul Carpenter
Flt. Lt. Argylle
Acting
Anthony Dawson
Flt. Lt. Norton
Acting
Robert Long
Flying Officer Davies
Acting
Richard Mantell
Air Vice-Marshal
Acting
Murray Matheson
Wing Cdr. Allen
Acting
Anthony Wyckham
Flying Officer Ogden
Acting
Peggy Evans
Daphne Adams
Acting
Ingrid Forrest
Penelope Birkenshaw
Acting
Geraldine Keyes
Phyllis Hammond
Acting
Vida Hope
WAAF Flight Sergeant
Acting
Sonia Elverson
WAAF Teller
Acting
Robert Wyndham
Major
Acting
Andrew Blackett
Captain
Acting
Bill Owen
Paratroop Sergeant
Acting
Tony Arpino
1st Commando
Acting
Peter March
2nd Commando
Acting
Bob Elson
3rd Commando
Acting
Roger Keyes
4th Commando
Acting
Trevening Hill
5th Commando
Acting
Edward Hodge
6th Commando
Acting
Joseph Almas
Dr. Klemmerhahn
Acting
Arthur Rieck
Lt. Hense
Acting
Ernest Urbank
1st Sentry
Acting
Karl Morel
2nd Sentry
Acting
Marjorie Rhodes
Mrs. Arnold
Acting
Edward Lexy
Sir Desmond Prosser
Acting
Hugh Pryse
Sir Nicholas Hathaway
Acting
O.B. Clarence
Old Retainer
Acting
Aubrey Mallalieu
1st Club Member
Acting
Desmond Roberts
2nd Club Member
Acting
Guy Belmore
3rd Club Member
Acting
Alvar Liddell
BBC Announcer (voice)
Acting
Kenneth More
Bomb Aimer (uncredited)
Acting
Arthur Mullard
(uncredited)
Acting
Ian Selby
Man at Dance (uncredited)
Acting