Leslie Banks

David Barr

Carol Goodner

June MacKinnon

Frank Vosper

Lord Dean

Alfred Drayton

Manning

Henry Oscar

Raglan

Allan Jeayes

Grierson

Donald Calthrop

Macleod

Henry Caine

Bassett

George Carney

Mr. Lindsey

Jack Lambert

Police Inspector

John Laurie

Wages Accountant

Frederick Piper

Mr. McWilliams

Jack Raine

Testing Official