Gueststars

  1. Ryan Phuong as Tam  -  26 episodes
  2. Wallace Shawn as Dr. John Sturgis  -  21 episodes
  3. Doc Farrow as Coach Bergdoff  -  15 episodes
  4. Wyatt McClure as Billy Sparks  -  15 episodes
  5. Brian Stepanek as Mr. Givens  -  14 episodes
  6. Matt Hobby as Pastor Hodgkins  -  13 episodes
  7. Danielle Pinnock as Ms. Ingram  -  13 episodes
  8. Valerie Mahaffey as Ms. MacElroy  -  12 episodes
  9. Rex Linn as Principal Petersen  -  9 episodes
  10. Nancy Linehan Charles as Peg  -  9 episodes
  11. Isabel May as Veronica  -  8 episodes
  12. Melissa Peterman as Brenda Sparks  -  8 episodes
  13. Sarah Baker as Ms. Hutchins  -  7 episodes
  14. Billy Gardell as Herschel Sparks  -  5 episodes
  15. Dennis Cockrun as Mr. Strover  -  5 episodes
  16. Nick Alvarez as Derek  -  4 episodes
  17. Ed Begley, Jr. as Dr. Linkletter  -  4 episodes
  18. Craig T. Nelson as Dale  -  4 episodes
  19. Pam Cook as Diane  -  3 episodes
  20. Bob Newhart as Professor Proton  -  3 episodes
  21. Chris Wylde as Glenn  -  3 episodes
  22. John Hartman as Dr. Goetsch  -  3 episodes
  23. Richard Kind as Ira Rosenbloom  -  3 episodes
  24. Andrea Anders as Linda  -  3 episodes
  25. Mckenna Grace as Paige  -  3 episodes
  26. Katherine Von Till as Local Newscaster  -  3 episodes
  27. Josh Cooke as Barry  -  2 episodes
  28. Mary Grill as Officer Robin  -  2 episodes
  29. Dave Florek as Dr. Eberland  -  2 episodes
  30. Vyvy Nguyen as Trang Nguyen  -  2 episodes
  31. Melissa Tang as Ms. Fenley  -  2 episodes
  32. Vernee Watson as Nurse Robinson  -  2 episodes
  33. Zuleyka Silver as Selena  -  2 episodes
  34. Jason Alexander as Mr. Lundy  -  2 episodes
  35. Jack Seavor McDonald as Jared  -  2 episodes
  36. Paul Yen as Le Nguyen  -  1 episode
  37. Cait Pool as Lisa May  -  1 episode
  38. Cleo King as Mrs. Costello  -  1 episode
  39. Deb Hiett as Susan  -  1 episode
  40. Elon Musk as Himself  -  1 episode
  41. Kiva Jump as Daisy  -  1 episode
  42. Kurt Doss as Ned  -  1 episode
  43. Bill Chott as Franklin  -  1 episode
  44. Dale Raoul as Melissa  -  1 episode
  45. Lily Keene as Sueann Ludlow  -  1 episode
  46. Mac Jarman as Rick  -  1 episode
  47. Megan Park as Francine  -  1 episode
  48. Miller Tai as Clark  -  1 episode
  49. Paul Bates as Luis  -  1 episode
  50. Paul Fusco as Alf  -  1 episode
  51. Quinn Aune as Four-year-old Penny  -  1 episode
  52. Ray Liotta as Vincent  -  1 episode
  53. Scott Peat as Gerome  -  1 episode
  54. Alex Staggs as Stan  -  1 episode
  55. Chris Ellis as Marty Steinbecker  -  1 episode
  56. Ed Ackerman as Nate  -  1 episode
  57. Ethan Stern as Nine-year-old Howard  -  1 episode
  58. Franco Vega as Agent #1  -  1 episode
  59. Heather Olt as Waitress  -  1 episode
  60. Ivan Mallon as Tim  -  1 episode
  61. Jayne Taini as Phyllis  -  1 episode
  62. John Eddins as Paramedic  -  1 episode
  63. Jordan Leer as Bryan  -  1 episode
  64. Josh Latzer as Hank  -  1 episode
  65. Kirk Bovill as Actor #1  -  1 episode
  66. Nick Carson as Pat Culpepper  -  1 episode
  67. Tate Berney as Dexter  -  1 episode
  68. Tim Griffin as Clint Watson  -  1 episode
  69. Travis Guba as Pete  -  1 episode
  70. Ava Cantrell as Molly  -  1 episode
  71. Barry Corbin as Mr. Gilford  -  1 episode
  72. Becki Dennis as Mary-Sue  -  1 episode
  73. Casey Childs as Receptionist [voice]  -  1 episode
  74. Cooper North as Student  -  1 episode
  75. Forrest Dean as Jason  -  1 episode
  76. Isaac Harger as Eight-year-old Leonard  -  1 episode
  77. James Sklena as Detention Student #1  -  1 episode
  78. Joy Jacobson as Actress  -  1 episode
  79. Kevin D'Arcy as DMV Employee  -  1 episode
  80. Kirt Kishita as Japanese Dad  -  1 episode
  81. Pamela Adlon as Mrs. Wolowitz (O.S.)  -  1 episode
  82. Parker Daily as Five-year-old Sheldon  -  1 episode
  83. Ryan Cargill as Tommy  -  1 episode
  84. Shane Blades as Actor #2  -  1 episode
  85. Susan Chuang as Dr. Barrett  -  1 episode
  86. Tiffy Jeneen as Shopper #1  -  1 episode
  87. AJ Coggeshall as Five-year-old Bernadette  -  1 episode
  88. Adam Kulbersh as Fred Murphy  -  1 episode
  89. Alref Woodley as Shawn  -  1 episode
  90. Carol Mansell as Mrs. Krawcynski  -  1 episode
  91. Cedric Begley as Doug  -  1 episode
  92. Corwin Allard as Luke  -  1 episode
  93. Davey Johnson as Nigel  -  1 episode
  94. David Theuene as Scientist  -  1 episode
  95. Ella Anderson as Erica  -  1 episode
  96. Eloise Jacott as Robin  -  1 episode
  97. Gerald Downey as Jim  -  1 episode
  98. Harry Groener as Elliot  -  1 episode
  99. Jason Kravits as Dr. Hodges  -  1 episode
  100. Kate Flannery as Nora  -  1 episode
  101. Kerri Medders as Lisa  -  1 episode
  102. Kurt Koehlher as Nurse Pryor  -  1 episode
  103. Kurt Scholler as Stan  -  1 episode
  104. Livia Trevino as Paula  -  1 episode
  105. Martin Garcia as Mr. Nelson  -  1 episode
  106. Mauricio Lara as Ricky  -  1 episode
  107. Monica Garcia as Coughing Teacher  -  1 episode
  108. Phil Morrison as One  -  1 episode
  109. Piort Michael as Emergency Alert (V.O.)  -  1 episode
  110. Wiley Pickett as FBI Agent #1  -  1 episode
  111. Aaron Schwartz as Marcus  -  1 episode
  112. Alexander Arzu as Mikey  -  1 episode
  113. Aliyah Moulden as Pepper  -  1 episode
  114. Amy Farrington as Dr. Sandra Thorpe  -  1 episode
  115. Anjali Bhimani as Zero  -  1 episode
  116. Annelise Grace as Abby  -  1 episode
  117. Carol Ann Susi as Mrs. Wolowitz (O.S.)  -  1 episode
  118. Charlie Hankin as Randall  -  1 episode
  119. Chris Flanders as Gary  -  1 episode
  120. Daniele Lawson as Shelby  -  1 episode
  121. Diedrich Bader as Batman  -  1 episode
  122. Frances Conroy as Flora  -  1 episode
  123. Hilda Boulware as Judy  -  1 episode
  124. Isaac Faulkner as Party Guy  -  1 episode
  125. Isabella Coben as Nell Cavanaugh  -  1 episode
  126. London Chesire as Marcus  -  1 episode
  127. Maree Cheatham as Dorothy  -  1 episode
  128. Melanie Haynes as Felicia  -  1 episode
  129. Sara Sanderson as Leslie  -  1 episode
  130. Angelina Nguyen as Kim-Ly Nguyen  -  1 episode
  131. Brandon Morales as Referee  -  1 episode
  132. Bryce McBratnie as Elliot  -  1 episode
  133. Cheyenne Nguyen as Mai Nguyen  -  1 episode
  134. Christopher Cho as Omar  -  1 episode
  135. David Futernick as Man in Crowd  -  1 episode
  136. Jason E. Kelley as Moving Guy  -  1 episode
  137. John Rubinstein as Rabbi Schneiderman  -  1 episode
  138. Jonathan Brooks as Radio DJ (V.O.)  -  1 episode
  139. Jonney Ahmanson as Bruce  -  1 episode
  140. Lily Sanfelippo as Eleven-year-old Amy  -  1 episode
  141. Michael Cudlitz as NASA Director  -  1 episode
  142. Rishabh Prabhat as Nine-year-old Koothrappali  -  1 episode
  143. Rodney J. Hobbs as Marcus  -  1 episode
  144. Shanon Ferguson as Madam Laveau  -  1 episode
  145. Stone Eisenmann as Detention Student #3  -  1 episode
  146. Wallace Langham as Dr. Edward Pilson  -  1 episode
  147. Wayne Wilderson as Dr. Gilbert  -  1 episode
  148. Brielle Barbusca as Cheerleader  -  1 episode
  149. Christian Garcia as Stinson  -  1 episode
  150. Hannah Eisenmann as Detention Student #4  -  1 episode
  151. Karly Rothenberg as Mrs. Veazey  -  1 episode
  152. Lanisa Frederick as Cashier  -  1 episode
  153. Leonard Robinson as FBI Agent #2  -  1 episode
  154. Marcia Ann Burrs as Woman at Church  -  1 episode
  155. Patricia Belcher as Clara  -  1 episode
  156. Yennifer Behrens as Teresa  -  1 episode
  157. Zoran Radanovich as Russian Dad  -  1 episode
  158. Amanda Pearl Bell as Vanessa  -  1 episode
  159. Benjamin Stockham as Preston  -  1 episode
  160. Duane Shepard Sr. as Mr. Bustifer  -  1 episode
  161. Jay Brian Winnick as Shopper #2  -  1 episode
  162. Robert Clotworthy as Mayor Harrison  -  1 episode
  163. Thomas Adoue Polk as Dave  -  1 episode
  164. Winifred Freedman as Luann  -  1 episode
  165. Caitlyn Carmicheal as Veronica  -  1 episode
  166. Caleigh Kilpatrick as Abigail Barker  -  1 episode
  167. Christine Baranski as Beverly Hofstadter (O.S.)  -  1 episode
  168. Ella and Mia Allan as Bobbi Sparks  -  1 episode
  169. Gabriella Martinez as Kate  -  1 episode
  170. Anjelika Washington as Libby  -  1 episode
  171. Catherine H. Fisher as July  -  1 episode
  172. Christopher Griffin as Detention Student #2  -  1 episode
  173. J. Anthony McCarthy as Butcher  -  1 episode
  174. Murray Wyatt Rundus as Clint  -  1 episode
  175. Corey Mendell Parker as Customer  -  1 episode
  176. Michael C. Alexander as Greg  -  1 episode
  177. Christopher Carrington as Dealer  -  1 episode