Holt Keane (1 episode)

Wesson Groomes (2 episodes)

Dad

Strom Thurmond (3 episodes)

Jimmy (3 episodes)

Colton Fisk (4 episodes)

Eddie

Jake Von Riesen

Chief Irons

Donal Logue (2 episodes)

Sheriff McCullough (6 episodes)

Sam

Dan Harmon (10 episodes)

Artie Banks P.I. (2 episodes)

James

Mark Stambler

Harvey Bullock (5 episodes)

Jerry Halshford

King Horik (archive footage) (5 episodes)

Harvey Bullock (100 episodes)

Declan Murphy (9 episodes)

Merv Ferguson

Charlie King Nash

King Horik (12 episodes)

Garret Jones

Santa Jim

Lee Toric (7 episodes)

Troy (voice)

Ernie McGillicuddy (2 episodes)

Josh Smith

Sheriff Greg Sabin

Cyrus Harry (1 episode)

Franklin Page

Hank Dolworth (13 episodes)

Tink Weatherbee

Bunting

Misfit

Alex Balder

Kevin Tidwell (21 episodes)

Gully (uncredited) (1 episode)

Tom's Friend (1 episode)

Chazz Coleman

Ken Narlow

Daryll

Mack

Eugene Gurkin (13 episodes)

Director (1 episode)

Don Wollebin

Self (2 episodes)

Uncle Bingo

Troy (voice)

Jimbo

Buzz (uncredited)

Danny Macklin

Director

Writer

Mark Brady

Jack Houriskey

(10 episodes)

(10 episodes)

Stage Actor Harvey

Self (3 episodes)

Ray O'Connor

Self - Guest (2 episodes)

Whitworth

Chuck Martin (11 episodes)

Raymond McGillicudy

Sonny

Sean Finnerty (91 episodes)

Stew Albert

Dex

Dan Scott

Pat Duffy

Alex Lowe

Pug

Charley Best

Eamonn

Priest Brian Norris

Eddie (1 episode)

Marl (uncredited)

Quinn

Red

Steven Burnett

Tom Stone

Goldman

Co-Executive Producer

A.D.A. Dickie Flood (5 episodes)

Gnome

Earl

Rick (Junior Agent)

Webster

Ken Schuler (13 episodes)

Alex

Video Photographer #1

Billy (2 episodes)

Cletus

Tony

Jimmy

(9 episodes)

Derek

Jacob Mayer

Chance Geer

Bill Pierce

Bob Mathews

Judd Bromell (1 episode)

Capt. Ellis Spear

Agent Tom Colton (1 episode)

Bobbi Campbell

Tommy Tom (1 episode)

Kevin Uchytil

Dr. Gunter Janek

Brian

(1 episode)

Shane Pencil

James McNamara

Robotics Convention Attendant (uncredited)

Danny McGoff, Jr.