This is the first appearance of Arnie, played by Ray Winstone. He appeared in 4 episodes. The last one being The Last Video Show (1989). Winstone previously appeared with Dennis Waterman in Loving Arms (1976)
Trevor Preston, the writer of this episode, also wrote 11 episodes of The Sweeney (1975), starring Dennis Waterman
Colin Jeavons (Fribbins) later appeared in Looking for Mr. Goodtime (1993) as Lockwood. He previously appeared with Dennis Waterman in The Bigger They Are (1978)