On the set for "Frankencop", Jackson Burley waxes lyrical about how this show could be talked about among the greats, such as "Police Story" and "Hill Street Blues", Steve Sloan then chips in with "Airwolf". Barry Van Dyke had a starring role in Airwolf (1987).
The Space Cops uniforms were Visitor uniforms left over from the TV show V from the mid 80s.
On the set for "Frankencop" Erik Estrada is in uniform, the uniform has SAPD on it, it's surplus from the Sylvester Stallone film Demolition Man (1993)
While trying to pitch a TV series to Mark, Phil Zarkin says "... cars don't talk ...." Dick Van Dyke's brother, Jerry Van Dyke, starred on the TV series My Mother the Car (1965).
When Doug E. Doug is interviewed he says that he was pitched a show where he would play a conjoined twin, and the other person would be played by Scott Baio. This is an inside joke since Baio used to be on the show.