John Collin

as Self (segment "Smalltown Boy")

as Mr. Randolph

as Brock

as Warrant Officer

as John Durbeyfield

(2 episodes) as Mr. Alderson

(1 episode) as Rahm

as Mr Alderson

(1 episode) as Parish

as Wisbech

as Terry

as Panton

as Asimov

(1 episode) as Slade

(3 episodes) as Frank Page

(3 episodes) as Det. Sergeant Charles Atrass

as Sergeant Woody

as Harry

(1 episode) as David McGuire

as Sgt. Henry McBee

as King

(1 episode) as Paco

(1 episode) as Terry

as Sergeant Woody

(1 episode) as Charlie Webster

as Twigg

as Jack Roper

(3 episodes) as Detective Chief Superintendent Mowbray

(1 episode) as Det. Chief Supt. Mowbray

as Dowsett

as Det. Insp. Briggs

(1 episode) as Allan Biddersloe

as Lance (uncredited)

(1 episode) as Sergio

(1 episode) as Cable