Thornton Bassett

饰：A Doctor (also as Frank Thornton Bassett),(as Thornton Bassett)

Peggy Stacey

饰：A Nurse

Arthur Gomez

饰：Tony Perelli

Edmund Willard

饰：Con O'Hara

奎妮·伦纳德

Queenie Leonard

饰：Minn Lee

Joan Miller

饰：Maria Pouliski (1939 version)

Richard Newton

Richard Newton

饰：Jimmy McGarth

Percy Parsons

饰：Chief Detective Commissioner John Kelly

吉尔·埃斯蒙德

Jill Esmond

饰：Minn Lee (1939 version)

Gillian Lind

饰：Maria Pouliski

Alan Keith

饰：Angelo Verona

Harry Hutchinson

饰：Mike Feemey

Alex McCrindle

饰：Patrolman Ryan