Donald Gray

James Martin

Ann Wemyss

Joan Bauer

Mary Newcomb

Helen Rollins

Ronald Ward

Michael Waring

Henri De Vries

Professor Bauer

Alastair Sim

'Pop' Lawler

James Carew

Dr. Rollins

Henry Caine

Sergeant Cox

Eric Hales

Carter

Joana Pereira

Miss Bauer