Andy Schroeder (or Andy Andy) was an ex-con that Sam hired to date Diane in the episode, "Diane's Perfect Date". He appeared in two more episodes through the show's first four seasons. He returned again during the final season in an opening tease. He entered the bar wearing dynamite and demanded to see Diane. When informed that Diane no longer worked there, Andy calmly left.
Andy Schroeder was portrayed by Derek McGrath.