The Diamond 1954

While in London trying to nab several fugitives who stole a million dollars from a U.S. Treasury vault, American federal agent Dennison (Dennis O'Keefe) assists Scotland Yard Insp. McClaren (Philip Friend) in his search for a missing atomic scientist (Paul Hardtmuth). The detective duo discovers that the key to solving both cases may rest with the scientist's daughter (Margaret Sheridan) and her fascinating diamond.

Cast:

Dennis O'Keefe
Joe Dennison 

Margaret Sheridan
Marline Miller 

Philip Friend
Insp. McClaren 

Alan Wheatley
Thompson Blake 

Francis de Wolff
Yeo 

Eric Berry
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