In one scene in front of Monolith Studios, a military style HumVee drives up and a Studio Employee acknowledges "Arnold" and allows the vehicle to proceed. At the time of this show, actor Arnold Schwarzenegger made news by purchasing a military HumVee vehicle. They were not yet sold as a commercial street vehicle.
This marked John Astin's first appearance on the show in ten years. Astin had a recurring role as real estate agent "Harry Pierce" during the show's second season.
This not only was Gregory Sierra's final appearance as Lt. Gabe Caceras, it was his sixth, and final, series appearance overall.
Kim Darby appeared in the series first season, eleven years earlier in a different role.
The child star says she made a million dollars before she was 12 yeas old and her parents stole all of it. The Jackie Coogan (Uncle Fester from The Addams Family) Law would've prevented this.