The Silent Passenger

John Loder

— John Ryder

Lilian Oldland

— Mollie Ryder

Donald Wolfit

— Henry Camberley

Austin Trevor

— Inspector Parker

Peter Haddon

— Lord Peter Wimsey

Leslie Perrins

— Maurice Windermere

Aubrey Mather

— Bunter

Robb Wilton

— Porter

Ralph Truman

— Saunders

Ann Codrington

— Desk Clerk

George De Warfaz

— Chief of Foreign Police

Annie Esmond

— Old Lady Passenger

Dorice Fordred

— Camberly's Accomplice

Vincent Holman

— Works Manager

Gordon McLeod

— Commissioner

Frederick Burtwell

Percy Rhodes

Howard Douglas

— Ticket Inspector (uncredited)

Charles Paton

— Man Holding Dogs (uncredited)