John Mills

Dr. Howard Latimer

Derek Farr

Kenneth Palmer

Noelle Middleton

Laura James

Wilfrid Hyde-White

Maj. Harrington aka Robert Brady

Roland Culver

Detective Inspector Dane

Mervyn Johns

Dr. George Kimber

Rène Ray

Mrs. Ambler

Lionel Jeffries

Geoffrey Windsor

Lisa Daniely

Frieda Veldon