Guest Stars Teddy Wilson as Dr. Roscoe Brennan Sam Anderson as Thomas Edison Andreas Katsulas as Koulak Scarhand Co Starring Martin Valinsky as Cop Joel Swetow as Joe Comet Billy Ray Sharkey as Deon Flack Maggie Egan as Mrs. Comet Bill Allen as Ruhtra Craig Richard Nelson as Attorney Henry Stolow as Challenger Isabel Wolfe as Alva