Tony Shalhoub

as Yusuf

as Luigi (voice)(1 ep)

as Self(6 eps)

as Lozini

as Luigi (voice)

as Adrian Monk

as Dr. Alvin

as Roger Enrico

as Luigi (voice)(1 ep)

as Self - (archive footage)

as Fred (voice)

as Marvin (voice)(2 eps)

as Adrian Monk / Self(1 ep)

as Self(2 eps)

as Self

as Self(1 ep)

as Self(1 ep)

as Self - Guest(1 ep)

as Dr. Godin

as Karnig Parnian

as Diego Giacometti

as Luigi (voice)

as Dr. Ralph Galen

as Abe Weissman(43 eps)

as Adam Weller

as Senator Red Wheatus(13 eps)

as Splinter (voice)

as Jason Schulman

as Self

as Moss Hart / Barnett Hart / George S. Kaufman

as Parking Violations Bureau Agent

as Self(1 ep)

as Splinter (voice)

as Luigi (voice)

as Self

as Self - Guest(4 eps)

as Frank Russo(11 eps)

as Alistair Pitt(1 ep)

as Father

as Self

as Victor Kershaw

as Luigi (voice)

as Luigi (voice)

as Mikhail Koltsov

as 1969 Newsstand Vendor (uncredited)

as Self(1 ep)

as John Mack

as Self

as Mitch

as Luigi (voice)

as Sheriff Andersen

as Psychiatrist

as Dr. Bernard Prince(8 eps)

as Sam

as Tony Shalhoub(1 ep)

as Sam Farrell

as Mr. Roth

as Luigi (voice)

as Sacco (Voice)

as Tony Shalhoub

as Dr. Trabulous

as Tommy Sanz

as Self(1 ep)

as Sam LaRocca

as Celeb Father

as Alexander Minion

as Self(1 ep)

as Self(1 ep)

as Self

as Alexander Minion

as Adrian Monk(124 eps)

as Jeebs

as Jack

as Self

as Max Hires

as Nelson Gittes

as Freddy Riedenschneider

as Arthur

as Self(1 ep)

as Alexander Minion

as Dr. Joseph Nassar

as Fred Kwan

as Ian Stark(22 eps)

as George Sitkowski

as Kevin Conway

as Agent Frank Haddad

as Voltri, First Mate

as Phil

as Misha Vilyenkov

as Eddie Reyes

as Al

as Jeebs (voice)(2 eps)

as Albert Shepley(1 ep)

as Self(2 eps)

as "German"

as Jeebs

as Primo

as Self - Guest(1 ep)

as Narrator

as Taxi Cab Driver(1 ep)

as Self(1 ep)

as Bob Watters

as The Emir (voice)(1 ep)

as Uncle Jocko

as Jorge

as Manu(1 ep)

as Self - Guest(1 ep)

as Dr. Chester Ray Banton(1 ep)

as Chess Club Member

as Buddy Walker

as Ben Geisler

as Jerry Valentine (voice)(1 ep)

as Cab Driver

as Antonio Scarpacci(145 eps)

as Seth Parker

as Paul's Doctor

as Enrico Fermi

as Officer Mancini(1 ep)

as Self - Guest(1 ep)

as Nahid

as Airplane Passenger (uncredited)

as Terrorist Leader(1 ep)

as Paul's Doctor(1 ep)