

01/05/1953
An adventurer investigates the theft of a formula for hardened steel, assisted by his girlfriend.

Terence Morgan
as Johnny O'Flynn

Joan Rice
as Doreen Wilson

Raymond Lovell
as Inspector Forsythe

Dianne Foster
as Sylvia Newman

Colin Tapley
as Dr. Crabtree

Esmond Knight
as Prof. Newman

Mark Baker
as Dr. Metcalfe

Cyril Conway
as Sgt. Cove

Hector Ross
as Beroni

Arthur Lovegrove
as Gilchrist

Esma Cannon
as Patient in Doctor's Waiting Room

Sam Kydd
as Chauffeur

Michael Balfour
as 'The Mae McCleod' Captain

Tom Gill
as Hotel Receptionist

Hal Osmond
as Taxi Driver
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