Gary Cole

Xander Henry

Cameron Dennis

Brad Redding

Alden Parker / Special Agent Alden Parker

Alien Doctor (voice)

The Inspector (voice)

Chief Grissom

Agent Jessup (voice) / Bill Lumbergh / Priest (voice) / Billy's Father (voice) / Chairman (voice) / Cop / Coach (voice) / Dr. Franklin (voice) / Father O'Leary (voice) / James 'Grizzly' Adams (voice) / Jerry Nelson / Various (voice) / Michael Eisner (voice) / Mike Brady (voice) / Mike Brady / Thug #1 (voice) / NCIS Fan (voice) / Principal Shepard (voice) / Principal Shepherd (voice) / Principal Shepherd / Optometrist (voice) / Reporter (voice) / Security Guard (voice) / Warren Fredericks (voice)

Jack Burton

Alden Parker

Alden Parker

Richard Shaw

Joe O'Donnell

Ted Robinson (voice)

Andrew's Father (voice) / Edward MacDell (voice) / Matthew's Father (voice)

Kurt McVeigh

Kurt McVeigh

Brett's father (voice)

Cameron Lutz

J. Allen Carter (voice)

Lamont (voice) / Lamont / General Meeting (voice)

Leonardo da Vinci (voice)

Mayor Fred Jones Sr. (voice) / Mayor Fred Jones Sr. / Black Knight (voice) / Mayor Fred Jones Sr. / Foreman (voice) / Mayor Fred Jones Sr. / Motorcycle Cop (voice) / Mayor Fred Jones Sr. / Paramedic #2 (voice)

Special Agent Hawley (voice)

Clay Tendler

Major Edward Dorcet

Kent Davison

Zeta (voice)

Vice President Bob Russell

Dr. James Possible (voice)

Sergeant Bosco (voice)

Dirk Chunley (voice)

President Nixon (voice)

Elwin Kreb (voice)

Professor Everett Lamereau

Luke Parker

Black Adam (voice)

CEO (voice)

Vance Gilbert (voice)

Ed Mitchell

Sheriff Lucas Buck

James Green, Sr.

Capt. Matthew Gideon

Harvey Birdman (voice)

Brock (voice)

Slick (voice)

Self

Johnny Scanlon

Jack 'Nighthawk' Killian

Self

Cotton McKnight

Secret Service Presidential Detail Agent-In-Charge Bill Watts

Ted

Bill Lumbergh

Martin Savide

Don Kitch

Henry O'Hare

Reese Bobby

Two-Face / Commissioner James Gordon / Reporter 4 (voice)

David Duncan

"Sir" Joe Maxwell

Bar Patron (uncredited)

Bobo / Commissioner Gordon / Shot / Guard (voice)

Henry Futch

Ron

Larry Symonds

Earl

Carlos

Bill Owens

Baxter

Mr. Matthews

Sgt. Bosco (voice)

Rich Garces

Lieutenant Pleasant

Richard Simms

Dwayne

J. Allen Carter (voice)

Invisibilio (voice)

Mattison (voice)

Stan Greggory

Jake's Dad

James (segment "The Theatre")

Arthur Levine

Wallace

Coach Larry Gelwix

Rafe (voice)

The Balladeer (voice)

Dr. Roberts

Dr. Possible (Dad) (voice)

Rhodes

Chief Deputy Tillman

Mike Brady

Paul Thomas

Jim Corrigan / The Spectre (voice)

Reverend Guy Roy Davis

Harvey Birdman (voice)

Mike Brady

Dr. Heichmann

Jim Corrigan / The Spectre (segment "The Spectre") (voice)

Dr. Possible (voice)

Mark Witver

Jerry "Dagger" Harden

Chuck

Russell Williams

Clay Peakes

Wallace