I Live in Grosvenor Square

Anna Neagle

Lady Patricia Fairfax

Rex Harrison

Major David Bruce

Dean Jagger

Sgt. John Patterson

Robert Morley

Duke of Exmoor

Nancy Price

Mrs. Wilson

Irene Vanbrugh

Mrs. Catchpole

Jane Darwell

Mrs. Patterson

Eliott Arluck

Sgt. Benjie Greenburg

Walter Hudd

Vicar

Edward Rigby

Innkeeper

Cecil Ramage

Trewhewy

Irene Manning

Herself - U.S.O. Singer

Francis Pierlot

Postman

Aubrey Mallalieu

Bates

Michael Shepley

Lt. Lutyens

Charles Victor

Taxi Driver

Ronald Shiner

Paratrooper

Percy Walsh

Merridew

Brenda Bruce

Girl in Guard's Van

Shelagh Fraser

2nd Girl in Guard's Van

John Slater

Paratrooper

H.R. Hignett

Parker

Neville Mapp

Paratrooper

Helen Lowry

Miss Barrow

Alvar Liddell

Radio Announcer

Peter Hobbes

Paratroop Colonel

David Horne

War Office Major

Cyril Baker

American Pianist

Frank Webster

Devon Farmer

Lionel Murton

Dakota Pilot

Norman Williams

Minor Role

Arvid Dahl

Minor Role

Gerry Wilmot

U.S.O. Singer/Narrator

Robert Farnon

Himself - Band Leader

Carroll Gibbons

Himself - Band Leader

Joan Hickson

Minor role (uncredited)

Duncan McIntyre

Minor role (uncredited)

George Spence

Heckler at Hustings (uncredited)

John Stone

Minor role (uncredited)