Ed Bernard plays Willis, a pimp. In season 3, he would go on to play police Lieutenant Tom Reed in Hot Property (1984). Bernard at the time was best known for playing Detective Joe Styles in all 4 seasons of Police Woman (1974).
Only series appearance of Hooker's daughter Cathy, played by Susan McClung. As of 2017, it was also McClung's last acting job.
Steve Sandor appeared in Star Trek: The Original Series (S2 E16): The Gamesters of Triskelion. William Shatner starred in that series.