Fred Emney
Dr. Septimus Jankers
Cardew Robinson
Cardew the Cad
Miriam Karlin
'The Private Eye'
Gabrielle Brune
Matron
Vera Day
Maisie
Aud Johansen
Mlle. Praline
Claude Hulbert
Mr. Winkle
Freddie Mills
Harry the Scar
Davy Kaye
Ferdy
Johnny Brandon
Fanshaw
Ronnie Corbett
Chumleigh
Roger Avon
Horsetrough
Stanley Unwin
The Guide
Peter Butterworth
The Potter
Paul Daneman
Fudge - The Porter
Kynaston Reeves
Mc. Tavish
Gerald Campion
Fatty Gilbert
Dino Galvani
Prof. Stromboli
Stuart Saunders
Station Sergeant
Tom Gill
Constable
Melvyn Hayes
Heckling Boy at Concert (uncredited)