John Magaro

as Clyde

as Dad

as Fred

as Mark P. (voice)

as Keane

as Keith Jarrett

as Owen Lublin(20 eps)

as Patrick

as Geoffrey Mason

as Ray

as Manny (voice)

as Parker

as Arthur

as Desmond

as Sean

as Detective Chilmark

as Paul

as John Zimmer(1 ep)

as Silvio Dante

as Young Meyer Lansky

as Cousin Joey

as Self

as Self(1 ep)

as Cookie

as Sid

as Leonard Peabody(10 eps)

as Eli Zeller

as Tibbet

as Victor Polizzi(3 eps)

as Irwin Friedman

as Cory Staggart

as Alan Brockman(6 eps)

as Robert Lang

as Ervin Maske

as Snick(1 ep)

as Charlie Geller

as Dannie McElroy

as Frank A. Tinker

as Vince Muccio(11 eps)

as Cota

as Douglas Damiano

as Dean

as Carl Elias (Age 22)(1 ep)

as Chuck Foster(1 ep)

as Martin

as Alex

as Charles

as Roland Hlavin(3 eps)

as Rich Brewer

as Michael Patrick

as Cipriato

as Ethan

as Jiggy(1 ep)

as Andrew Hingham(1 ep)

as Keith Musio(1 ep)

as Nathan Gersh(1 ep)

as Self(1 ep)