- Ralph Richardson
- Self / Narrator (as Lt. Cmdr Ralph Richardson RNVR)
- Pat McGrath
- Fred Davey
- Anna Neagle
- Self - Leaving Denham Studio
- Laurence Olivier
- Self - Impersonating a Fish outside Restaurant Window
- Michael Powell
- Photographer Outside Buckingham Palace
- Herbert Wilcox
- Self - leaving Denham Studio
- Tommy Woodrooffe
- Self - Narrator of documentary seen on aircraft carrier
- Anthony Asquith
- Self - director of propaganda film
- Charles de Gaulle
- Self (in film screened on board)
- Alfred Junge
- Man in photograph
- Joan Richardson
- (uncredited)
- Ian Wilson
- Carpenter
