Casts
Maxwell Reed
as Frank Smith
Elizabeth Allan
as Dr. Phillipa Roberts
Patrick Barr
as Dr. Geoffrey Allen
Russell Napier
as Insp. Durham
Vanda Godsell
as Mae Smith
Neil Hallett
as Det. Supt. John Harris
Gibb McLaughlin
as Spencer Simon
Edwin Richfield
as Henry Arthur Ryan
Bill Nagy
as Charlie
Anthony Valentine
as Tony
