John Loder

Character: Reginald Parker / Edward Grey

June Duprez

Character: April Manby Carson

Michael St. Angel

Character: Lieutenant Bob Carson

Miles Mander

Character: Chief Inspector W.R. Allison

Rose Hobart

Character: Dorothy Kent

Gilbert Emery

Character: Dr. Manby

Rex Evans

Character: Leslie Shelton

Matthew Boulton

Character: Inspector Graham

Olaf Hytten

Character: Banks

Lydia Bilbrook

Character: Mrs. Manby

Ian Wolfe

Character: Lord Mayor Herman Brandon R. Clive

Milton Owen

Character: Inspector (Uncredited)

Norman Ainsley

Character: First Passenger (Uncredited)

George Atkinson

Character: Bellboy (Uncredited)

Frank Baker

Character: Inspector (Uncredited)

Frank Benson

Character: Bellboy (Uncredited)

Lillian Bronson

Character: Hotel Maid (Uncredited)

George Broughton

Character: Bellboy (Uncredited)

Tom Burton

Character: Policeman (Uncredited)

Wheaton Chambers

Character: Clerk (Uncredited)

Robin Sanders Clark

Character: English Pilot (Uncredited)

Harry Clay

Character: Pilot (Uncredited)

Robert Cory

Character: Chauffeur (Uncredited)

Alec Craig

Character: Vacuuming Bellboy (Uncredited)

Victor Cutler

Character: Pilot (Uncredited)

Herbert Evans

Character: Manby's Butler (Uncredited)

Ellen George Ferguson

Character: Mrs. Shackleton (Uncredited)

Sherry Hall

Character: Hotel Desk Clerk (Uncredited)

Alec Harford

Character: Ticket Clerk (Uncredited)

Joy Harington

Character: London Waitress (Uncredited)

Lilyan Irene

Character: Emily (Uncredited)

Colin Kenny

Character: Inspector (Uncredited)

Connie Leon

Character: Mrs. Clive (Uncredited)

Stanley Mann

Character: Inspector (Uncredited)

Audrey Manners

Character: Cashier (Uncredited)

Frank Mayo

Character: Policeman (Uncredited)

Tom McGuire

Character: Barman (Uncredited)

Mary McLeod

Character: Pamela (Uncredited)

Gavin Muir

Character: Captain Perry (Uncredited)

Joseph North

Character: Second Passenger (Uncredited)

Robert R. Stephenson

Character: Inspector (Uncredited)

Doris Stone

Character: Dorothy's Maid (Uncredited)

Gus Taillon

Character: Newsie (Uncredited)

David Thursby

Character: Fireman (Uncredited)

Alan Ward

Character: Policeman (Uncredited)

Eric Wilton

Character: Luggage Clerk (Uncredited)

Steve Winston

Character: Policeman (Uncredited)

Florence Wix

Character: Mrs. Kent (Uncredited)