Two actors that played detectives would go on to recurring roles as police detectives. Earl Holliman in 1974 played Sgt. then Lt. Bill Crowley on Police Woman (1974) for 4 seasons, while James Gregory beginning in 1975 played Inspector Luger on Barney Miller (1975) for 8 seasons. Gregory also would appear in Police Story another 3 times as various police officer characters while this was Holliman's sole appearance.
Previously, Earl Holliman and James Gregory had co-starred in the premiere episode of The Twilight Zone (1959) titled Where Is Everybody? (1959), and were also castmates in the John Wayne/Dean Martin western The Sons of Katie Elder (1965).