Alec Guinness as George Bird

Beatrice Campbell as Sheila Rockingham

Kay Walsh as Mrs. Poole

Grégoire Aslan as Gambini

Jean Colin as Daisy Clarence

Muriel George as Lady Oswington

Brian Worth as Derek Rockingham

Esma Cannon as Miss Fox

Bernard Lee as Inspector Wilton

Sid James as Joe Clarence

Campbell Cotts as Bellinghurst

Moultrie Kelsall as Sir Robert Kyle

Madam Kirkwood-Hackett as Miss Hatfield

Wilfrid Hyde-White as Chalfont

Eric Maturin as Wrexham

Helen Cherry as Miss Mellows

Harry Hutchinson as Michael the Waiter

Hal Osmond as Trade Union Man

Brian Oulton as Prescott

Ernest Thesiger as Sir Trevor Lampington

Heather Wilde as Maggie the Maid

Ronald Simpson as Dr. Pevensey

Arthur Howard as Burden

Leslie Weston as William the Waiter

Lockwood West as Dinsdale

David McCallum Sr. as Blind Fiddler

Meier Tzelniker as Baltin

John Charlesworth as

Alexander Field as Patient in Clinic Waiting Room

Peter Jones as Travel Agent

Charles Lloyd Pack as Bank Cashier

Raymond Rollett as Doctor in Hotel

George Spence as Patient in Clinic Waiting Room (uncredited)