Gene Nelson

Mike Delaney

Faith Domergue

Jill Rabowski

Peter Arne

Dr. Stephen Rayner / Jarvis

Joseph Tomelty

Detective Inspector Cleary

Donald Gray

Robert Maitland

Vic Perry

Emmanuel Vasquo

Paul Hardtmuth

Dr. Bressler

Martin Wyldeck

Dr. Preston

Leonard Williams

Detective Sergeant Haines

Launce Maraschal

Editor (Alcott)

Barry MacKay

Inspector Hammond

Charles Hawtrey

Scruffy (office boy)

Mary Jones

Sister Brown

Ken Hughes