Twelve minutes from the end, a man is performing onstage. Two of the posters on the wall by his side are of All Through the Night (1942), a Humphrey Bogart film, and King Kong (1933).
Aired six days after guest star Beth Brickell's 33rd birthday (born 11-13-1941), she portrayed Sgt. Tyler.
Reed wears his mod sunglasses for the first time in this episode.
One of the few instances when the police are seen using a mobile radio for communication, in this case Malloy as he is undercover patrolling the park in the pickup truck.
Eric Shea portrays Donny. His real life younger brother, Stephen Shea, appeared earlier in the series in Log 141: The Color TV Bandit (1968) in an unrelated story-line.