Self (46 episodes)

Trip (voice) (1 episode)

Phil Newhart

Self - Host (57 episodes)

Self (3 episodes)

Kevin Pyle

Self (1 episode)

Captain Jack Youngblood

Mark Lawson (1 episode)

Curtis (10 episodes)

Harrison

Samael

Jessie (5 episodes)

Professor Langford (10 episodes)

George W. Bush / Texan

Samael (12 episodes)

Gordon

Chamberlain

Officer Jerry (1 episode)

Self (1 episode)

Preston Reed (1 episode)

NCIS Agent Boyle (1 episode)

Nick McCullers (1 episode)

Deputy Woolgar (1 episode)

Jeff Webb (1 episode)

Tycho 'Ty' Johns

Carl Gadsen (1 episode)

Sheriff Alvan McKinley (1 episode)

Dan Torre (1 episode)

(voice) (1 episode)

Robert Owens (1 episode)

James Dempsey (1 episode)

Michael (10 episodes)

Eric Foster (1 episode)

Bob McHugh (1 episode)

Charles 'Trip' Tucker III (97 episodes)

Ted (1 episode)

Samson (1 episode)

Paul Ratcliff (1 episode)

EMT (1 episode)