All 78 actors in both Sabrina the Teenage Witch and Seinfeld
78 actors have appeared in both Sabrina the Teenage Witch and Seinfeld, across 343 episodes. The most-credited is Estelle Harris, Dora in Sabrina the Teenage Witch and Estelle Constanza in Seinfeld.
| Actor | In Sabrina the Teenage Witch | In Seinfeld | Eps | Eps |
|---|---|---|---|---|
| Estelle Harris | Dora | Estelle Constanza | 1 | 29 |
| John O'Hurley | Professor Beltran | J. Peterman | 1 | 21 |
| Len Lesser | Eugene Luffersweiler | Uncle Leo | 1 | 14 |
| George Wendt | Mike Shelby | George Wendt | 6 | 1 |
| Hiram Kasten | Dr. Schwartz, Lou Packard | Michael | 2 | 3 |
| Victor Raider-Wexler | Naked Truth / The Judge | Doctor | 1 | 4 |
| Fred Stoller | C.K., Warning Man | First Man in Hockey Audience, Fred Yerkes | 2 | 2 |
| Bryan Cranston | Stuart Clarkson | Tim Whatley | 1 | 5 |
| Christopher Darga | Mr. Fleming | Driver | 1 | 1 |
| Dale Raoul | Mrs. Mapleton | Dental Patient | 1 | 1 |
| Ella Joyce | Mrs. Bogzigian | Dean Jones | 1 | 1 |
| Raquel Welch | Vesta | Raquel Welch | 1 | 1 |
| Steve Hofvendahl | Homework Elf | Man | 1 | 1 |
| Tim Bagley | Mr. Cornwallis | Manager | 1 | 1 |
| Matt McCoy | Calvin | Lloyd Braun | 1 | 2 |
| Patrick Cronin | Wayne | Farkus | 1 | 2 |
| Nick Bakay | Cowboy Cat, Mirror World Salem, The Cheshire Cat | Carl | 3 | 1 |
| Barry Vigon | Ernesto Jimenez, Professor Spork | Horse Player #1 | 2 | 1 |
| Brent Hinkley | Mouse | Lou | 1 | 1 |
| Carol Ann Susi | Doris West | Carrie | 1 | 1 |
| Eamonn Roche | Buddy, Gary | Waiter | 2 | 1 |
| Edie McClurg | Maw Maw | Mrs. Oliver | 1 | 1 |
| J.G. Hertzler | Plato | Director | 1 | 1 |
| Jeanette Miller | Mildred | Old Woman | 1 | 1 |
| JoNell Kennedy | Monique | Secretary | 1 | 1 |
| Judy Kain | Doris | Lorraine | 1 | 1 |
| Karen Lynn Scott | Trixie | Susie | 1 | 1 |
| Louan Gideon | Eleanor | Mrs. Hamilton | 1 | 1 |
| Myra Turley | Mrs. Birkhead | Foreman | 1 | 1 |
| Patrick Bristow | Mercury | Wig Master | 1 | 1 |
| Robert Noble | City Inspector | Salesman | 1 | 1 |
| Shelley Malil | Surgeon | Usher | 1 | 1 |
| Sherman Howard | Dr. Clark Terdlington | Roy | 1 | 1 |
| Suanne Spoke | Judge Penny Malloy | Customer | 1 | 1 |
| Diana Theodore | Girl #1 | Remy | 1 | 2 |
| Linda Kash | Haley, M'Lady | Gwen | 2 | 1 |
| Dana Gould | Monty | Frankie | 1 | 1 |
| Daniel Hagen | Mr. Birkhead | Rick | 1 | 1 |
| Gedde Watanabe | Kenji | Mr. Oh | 1 | 1 |
| Joe Ochman | Shop Owner | Customer | 1 | 1 |
| Louisa Abernathy | Caterer | Nurse | 1 | 1 |
| Mark L. Taylor | Professor Hopkins | Michael | 1 | 1 |
| Pamela Dillman | Marie Curie | Salesperson | 1 | 1 |
| Patricia Belcher | Professor Hutchins | Woman #1 | 1 | 1 |
| Tom La Grua | Harry | Kernis | 1 | 1 |
| Barry Nolan | Host | Reporter | 1 | 1 |
| Brandon Kaplan | Lion Scout | Child | 1 | 1 |
| Cindy Lu | Reporter | Worker | 1 | 1 |
| Danny Breen | Jim | Guy with Glasses | 1 | 1 |
| David Moreland | Doctor #2 | Mr. Parry | 1 | 1 |
| Ellen Albertini Dow | Old Lady | Momma | 1 | 1 |
| Howard Mann | Harvey, the Profit Prophet | Willie, Sr. | 1 | 1 |
| Kay E. Kuter | Father Christmas | Older Priest | 1 | 1 |
| Larry Thomas | Zampano | Soup Nazi | 1 | 2 |
| Terry Rhoads | Dick | Father | 1 | 1 |
| Terry Sweeney | Heart Curator | Keith | 1 | 1 |
| Van Epperson | Janitor | Passerby | 1 | 1 |
| Wendy Worthington | Mrs. Poupiepenz | Louise | 1 | 1 |
| Barry Cutler | McGeorge | Policeman #2 | 1 | 1 |
| Elayn J. Taylor | Casting Director | Book Fan | 1 | 1 |
| Glenn Shadix | Caligula | Harold | 1 | 1 |
| Harry S. Murphy | Guidance Counselor | Office Manager | 1 | 1 |
| Jerry Hauck | Custodian | Tim | 1 | 1 |
| Jerry Sroka | Professor Burke | Todd | 1 | 1 |
| Mark Fite | Cicero | Jack | 1 | 1 |
| Roger Eschbacher | Steve | Man with Cane | 1 | 1 |
| Chip Chinery | Mikey | Co-Worker #1 | 1 | 1 |
| Darlene Kardon | Madame Dermis | Mrs. Lupchek | 1 | 1 |
| Dublin James | Student #1 | Maurice | 1 | 1 |
| Eddie Allen | Guidance Counselor | Doctor | 1 | 1 |
| Kyle Colerider-Krugh | Joe | Phone Guy #2 | 1 | 1 |
| Patricia Place | Queen | Wife | 1 | 1 |
| Patrick Kerr | Doubt | La Forge - Clerk | 1 | 1 |
| Shannon K. Dunn | Female Witch Officer | Elaine's Co-Worker | 1 | 1 |
| Carl Banks | Andrew | Policeman #1 | 1 | 1 |
| Sean Moran | Mailman | Man | 1 | 1 |
| Mari Weiss | Customer #1 | Woman #1 | 1 | 1 |
| Zack Phifer | Judge | Bob | 1 | 1 |
← Sabrina the Teenage Witch × Seinfeld
Cast data from TVmaze, licensed CC BY-SA 4.0.