Tom Henschel

as Peter Tanner

as Rosenthal (1 episode)

as Elliot Goldman

as Mr. Greenspan (1 episode), as Ron (1 episode)

as Jimmie (1 episode)

as Dr. Drake

as Marshall (1 episode)

as Ralph (1 episode)

as Eugene Dobbs (1 episode), as Rob Casey (2 episodes)

as Dr. Bob (1 episode)

as Vic (1 episode)

as Bobby Dukes

as Dr. Framer (1 episode), as Terence Gideon (1 episode)

as Joseph Williams (1 episode)

as Al Persky

as Maintenance Man Kyle (6 episodes)

as Fred Lathrop (1 episode)

as Eugene LaSalle (1 episode), as Edmund Lasky (1 episode)

as Fingerprint Man (1 episode)