Spudvisor
Annie Potts
Jim Parsons

Executive Producer (141 episodes)

Matt Hobby
Emily Osment

Mandy McAllister (42 episodes)

Doc Farrow

Wayne Wilkins (38 episodes)

Ed Begley Jr.

Grant Linkletter (37 episodes)

Rex Linn

Tom Petersen (27 episodes)

Wendie Malick

Linda Hagemeyer (22 episodes)

Valerie Mahaffey

Victoria MacElroy (14 episodes)

Sarah Baker

Sheryl Hutchins (14 episodes)

Rachel Bay Jones

Audrey McAllister (12 episodes)

Will Sasso

Jim McAllister (11 episodes)

Ava Allan
Isabel May

Veronica Duncan (9 episodes)

Katherine Von Till

Kimberly (6 episodes)

Local Newscaster (1 episode)

Andrea Anders
Billy Gardell

Herschel Sparks (5 episodes)

Richard Kind

Ira Rosenbloom (3 episodes)

Dave Foley

Gary O'Brien (3 episodes)

Mayim Bialik

Amy Fowler (voice) (2 episodes)

Amy Fowler (1 episode)

Bob Newhart

Professor Proton (3 episodes)

VyVy Nguyen
Josh Cooke

Barry Swanson (2 episodes)

Ava Cantrell

Molly (1 episode)

Drama Student #1 (1 episode)

Dave Florek
John Mariano

Envelope (voice) (1 episode)

Richard Feynman (voice) (1 episode)

Joyce Greenleaf

Prayer Group #2 (1 episode)

Prayer Group #3 (1 episode)

Anthony S. Johnson

Prayer Group #4 (1 episode)

Prayer Group #3 (1 episode)

Brian Chenoweth

Prayer Group #4 (1 episode)

Prayer Group #5 (1 episode)

Jaxy Boyd

Prayer Group #6 (1 episode)

Prayer Group #5 (1 episode)

Bunnie Rivera

Prayer Group #1 (2 episodes)

Parker Dailey

Five-Year-Old Sheldon (2 episodes)

Rebecca Metz

Officer Gilroy (2 episodes)

Ella Anderson

Erica Swanson (1 episode)

Paul Yen
Carol Mansell

Mrs. Krawcynski (1 episode)

Jason Kravits

Ronald Hodges (1 episode)

Frances Conroy
Lily Keene

Sueann Ludlow (1 episode)

Ella Allan

Bobbi Sparks (1 episode)

Mia Allan

Bobbi Sparks (1 episode)

Cleo King

Mrs. Costello (1 episode)

Amy Farrington
Chris Ellis

Marty Steinbecker (1 episode)

Ryan Cargill

Tommy Clarkson (1 episode)

Forrest Deal
Christine Baranski

Beverly Hofstadter (1 episode)

Carol Ann Susi

Mrs. Wolowitz (voice) (1 episode)

Diedrich Bader

Batman (voice) (1 episode)

Kaley Cuoco

Pool (voice) (1 episode)

Cyndi Lauper

Cyndi Lauper (voice) (1 episode)

P.J. Ochlan

René Descartes (1 episode)

David Hasselhoff

David Hasselhoff (1 episode)

Rob Brownstein
Tom Yi
Bobo Chang

Pastor Charlie (1 episode)

Donna Pieroni

Female Patron (1 episode)

Lance Reddick

Professor Boucher (1 episode)

Simon Helberg

Howard Wolowitz (voice) (1 episode)

Edwin Kho
Nolan Pugh
Nick Carson

Pat Culpepper (1 episode)

Harry Groener

Elliot Douglas (1 episode)

James Sklena

Detention Student #1 (1 episode)

Christopher Griffin

Detention Student #2 (1 episode)

Jonathan Freeman

Radio DJ (voice) (1 episode)

Piotr Michael

Emergency Alert (voice) (1 episode)

Heather McPhaul

Prayer Group #2 (1 episode)

Madison Wulf

Five-Year-Old Missy (1 episode)

DeShawn Cavanaugh

Wrath Room Actor #1 (1 episode)

Alex Long

Wrath Room Actor #2 (1 episode)

Kevin D'Arcy
Joey Sabo

DMV Teen #1 (1 episode)

Paul Fusco

ALF (voice) (1 episode)

Knox Gagnon
Kirt Kishita
Susan Grace
John Rubinstein

Rabbi Schneiderman (1 episode)

Casey Childs

Receptionist (voice) (1 episode)

Isabella Coben

Nell Cavanaugh (1 episode)

Tim Griffin

Clint Watson (1 episode)

Pamela Adlon

Mrs. Wolowitz (voice) (1 episode)

Isaac Harger

Eight-Year-Old Leonard (1 episode)

Quinn Aune

Four-Year-Old Penny (1 episode)

Rishabh Prabhat

Nine-Year-Old Koothrapali (1 episode)

Ethan Reed Stern

Nine-Year-Old Howard (1 episode)

Aj Coggeshall

Five-Year-Old Bernadette (1 episode)

Lily Sanfelippo

Eleven-Year-Old Amy (1 episode)

Marlowe Joy

Lynette's Baby (1 episode)

Trenton Lucas

Young Student (1 episode)

Jill Lover

Woman in Crowd (1 episode)

Doug Cox

Pastor Dave (1 episode)

Teddy Vincent
Christopher Farrar

Speak & Spell Kid (1 episode)

Kate Fuglei

Woman with Bag (1 episode)

Bianca Lopez

Pregnant Woman (1 episode)

Phil Hendrie

Albert Einstein (voice) (1 episode)

Dave Fennoy

Thoth (voice) (1 episode)

Lisa Denke

Lamaze Instructor (1 episode)

Ken Heang

Video Store Customer (1 episode)

Joey Mydra

Football Player (1 episode)

Andy Umberger
Wes Martinez
Jim Meskimen

Dr. Nicholson (1 episode)

Joe Apollonio

Connor McAllister (1 episode)

Oliver Muirhead

Dr. Van Doornewaard (1 episode)

Stone Eisenmann

Detention Student #4 (uncredited) (1 episode)

Robert Picardo

Professor Salzman (1 episode)

Reagan To

Mei-Tung Chen (1 episode)

Daniel Polo
Mo Anouti

Dixie Mafia #1 (1 episode)

J.D. Walsh

Travis Lemon (1 episode)

Eddie Shin

Mr. Stevens (1 episode)

Troy Blendell
Melody Butiu
Reece Rios

Mr. Beaudry (1 episode)

Octavia Spencer

Officer Rhonda Tomasson (1 episode)

David Saltzberg

Caltech Professor (1 episode)

Rey Herrera

Officer Rodriguez (1 episode)

Wil Bowers

Dr. Thompson (1 episode)

Colin D. Irwin
Dana McCall

Assistant Property Master (1 episode)

Dwayne Franks

Construction Coordinator (1 episode)

Chris Vail

Property Master (1 episode)

Aaron Schuh

"B" Camera Operator (1 episode)

Neil Toussaint

"A" Camera Operator (1 episode)

Buzz Feitshans IV

Director of Photography (1 episode)

Laura LaRocca

Hairstylist (1 episode)

Hair Department Head (1 episode)

Linda M. Bass

Costume Designer (1 episode)

Stefanie Owens

Makeup Department Head (1 episode)

Rachel Hill

Key Costumer (1 episode)

Richard Limbaugh

Transportation Coordinator (1 episode)

John P. Cazin

Special Effects Coordinator (1 episode)

Brooke Bayer

Special Effects Technician (1 episode)

Michael Judd

Director (9 episodes)

First Assistant Director (1 episode)

Ruby Stillwater

First Assistant Director (2 episodes)

Director (1 episode)

Robin Skelton

Script Supervisor (1 episode)

Cali Pomés Passons

Second Assistant Director (1 episode)

Jon Favreau

Executive Producer (1 episode)

Todd Spiewak

Executive Producer (141 episodes)

Stephen Lim

Co-Producer (1 episode)

Unit Production Manager (1 episode)

Kei Rowan-Young

Location Manager (1 episode)

Stephanie Spetrino

Production Supervisor (1 episode)

Niko Mason

Associate Producer (1 episode)

Joseph P. Lucky

Production Designer (1 episode)

Tony Hicks

Co-Producer (1 episode)

Jeff Cardoni

Original Music Composer (141 episodes)

Music (2 episodes)

Rick Norman

Sound Re-Recording Mixer (141 episodes)

John Debney

Original Music Composer (3 episodes)

Greg Cosh

Production Sound Mixer (1 episode)

Genna Ryan

Story Editor (1 episode)