Welsh actor Clifford Evans reprised his role from the 1953 movie of the same name to portray Inspector Stryker of Scotland Yard.
Cases dealt with in the TV series included The Case of the Black Falcon, The Case of the Bogus Count, The Case of the Burnt Alibi and The Case of Soho Red.
Guests on the show included Irene Handl, Melvyn Hayes, Esma Cannon, Billie Whitelaw, Desmond Llewelyn, Sebastian Cabot, Donald Houston, Anthony Newley and Kenneth Haigh.
Evans would go on to play building tycoon and government minister Caswell Bligh in The Power Game.
Chief Inspector Robert Stryker
Clifford Evans Sergeant Hawker
George Woodbridge
