Donal Logue

as Jonah Le' Roux(1 ep)

as Senator Edward 'Ted' Kennedy(3 eps)

as Self (voice)

as Wesson Groomes(2 eps)

as Dad

as Jimmy(6 eps)

as Eddie

as Jake Von Riesen

as Chief Irons

as Sam

as Colton Fisk(4 eps)

as Dan Harmon(10 eps)

as Artie Banks P.I.(2 eps)

as Self

as Sheriff McCullough(6 eps)

as Donal Logue(2 eps)

as James

as Mark Stambler

as Strom Thurmond(3 eps)

as Harvey Bullock(5 eps)

as Jerry Halshford

as King Horik (archive footage)(5 eps)

as Harvey Bullock(100 eps)

as Self

as Merv Ferguson

as Charlie King Nash

as King Horik(12 eps)

as Garret Jones

as Santa Jim

as Troy (voice)

as Josh Smith

as Sheriff Greg Sabin

as Franklin Page

as Hank Dolworth(13 eps)

as Tink Weatherbee

as Ernie McGillicuddy(2 eps)

as Bunting

as Misfit

as Alex Balder

as Lee Toric(7 eps)

as Self

as Kevin Tidwell(21 eps)

as Tom's Friend(1 ep)

as Chazz Coleman

as Ken Narlow

as Daryll

as Mack

as Eugene Gurkin(13 eps)

as Don Wollebin

as Uncle Bingo

as Troy (voice)

as Jimbo

as Buzz (uncredited)

as Mark Brady

as Danny Macklin

as Jack Houriskey

as Cyrus Harry(1 ep)

as Stage Actor Harvey

as Ray O'Connor

as Whitworth

as Self - Guest(5 eps)

as Raymond McGillicudy

as Sonny

as Sean Finnerty(91 eps)

as Stew Albert

as Dex

as Dan Scott

as Pat Duffy

as Alex Lowe

as Pug

as Charley Best

as Eamonn

as Declan Murphy(9 eps)

as Priest Brian

as Marl (uncredited)

as Eddie(1 ep)

as Quinn

as Red

as Steven Burnett

as Tom Stone

as Goldman

as Self(2 eps)

as Luke(1 ep)

as A.D.A. Dickie Flood(5 eps)

as Gnome

as Earl

as Rick (Junior Agent)

as Webster

as Ken Schuler(13 eps)

as Self - Guest(1 ep)

as Alex

as Video Photographer #1

as Cletus

as Tony

as Billy(2 eps)

as Jimmy

as Derek

as Jacob Mayer

as Chance Geer

as Bill Pierce

as Chuck Martin(11 eps)

as Bob Mathews

as Red (uncredited)

as Capt. Ellis Spear

as Self - Guest(5 eps)

as Bobbi Campbell

as Agent Tom Colton(1 ep)

as Self - Guest(2 eps)

as Kevin Uchytil

as Dr. Gunter Janek

as Brian

as Shane Pencil

as Tommy Tom(1 ep)

as James McNamara

as Robotics Convention Attendant (uncredited)

as Judd Bromell(1 ep)

as Danny McGoff, Jr.

as James McNamara(1 ep)