Del Baker (Det. Sgt. Cowley) appeared again in Faces (1975) as Detective, Tomorrow Man (1976) as Flying Squad Officer, Messenger of the Gods (1978) as Sid and in Sweeney! (1977) as Johnson's Henchman. He also performed stunts in this episode, Faces (1975) and Tomorrow Man (1976)
Peter Brayham (Edward Grenfell-uncredited) later appeared in Ringer (1975) as Crook-uncredited, Selected Target (1976) as Flying Squad Officer-uncredited and in Sweet Smell of Succession (1976) as Johnno Smith. He was also stunt arranger in 19 episodes and both films, stunt coordinator in Thou Shalt Not Kill! (1975) and stunt performer in Ringer (1975)
Kate Regan, played by Janet Key appeared again in Abduction (1975). Det. Chief Supt. Maynon, played by Morris Perry appeared again in 3 episodes of Season one, 1 episode of Season 3 and in Sweeney! (1977) as Flying Squad Commander Maynon. Det. Sgt. Kent, played by Carl Rigg appeared again in The Placer (1975).
Three actors from this episode appeared again in Selected Target (1976). Lee Montague (Arthur Dale) appeared as Colly Kibber. Maureen Lipman (Annie) appeared as Mrs Smedley. And Jonathan Elsom (Interviewer) appeared as Mr Bradshaw.