"Beverly Hills Buntz" was a spin-off of this cop show
[DOC] [TLE] Beverly Hills Buntz | TV Series | 1987 - Hollywood.com [PAR] A spin-off of "Hill Street Blues" involving Lieutenant Buntz, who retires as a cop 
and moves to Beverly Hills to form a private detective agency with Sid the Snitch,
... [DOC] [TLE] Dennis Franz Biography (Actor) - Infoplease [PAR] ... to the show as Lt. Norman Buntz Franz also starred in a Hill Street Blues spin
-off series, Beverly Hills Buntz (1987).