William Wise

as Mr. Mancini

as William Gregory

as Dr. Louis Traff

as Dr. Louis Traff (13 episodes)

as Grandpa Charles

as Willis Grinnel

as Gene Quinn (1 episode)

as Wade Bowman

as Newstand Owner (1 episode)

as Roger Burnbaum (1 episode)

as Sexy Larry (The Store Owner)

as Mark Krasno

as Chuck Charney

as Frank Stevens (1 episode), as McCann (1 episode), as Prison Guard (1 episode)

as Internal Affairs Man

as Dynamite Dave

as Stan (1 episode)

as Gary