All 100 actors in both Knots Landing and St. Elsewhere
100 actors have appeared in both Knots Landing and St. Elsewhere, across 481 episodes. The most-credited is Bonnie Bartlett, Dr. Ruth West in Knots Landing and Ellen Craig in St. Elsewhere.
| Actor | In Knots Landing | In St. Elsewhere | Eps | Eps |
|---|---|---|---|---|
| Bonnie Bartlett | Dr. Ruth West | Ellen Craig | 1 | 36 |
| Jennifer Savidge | Sharon Astor | Nurse Lucy Papandrao | 1 | 35 |
| Helen Hunt | Betsy, Brenda | Clancy Williams | 2 | 8 |
| Howard Duff | Paul Galveston | Herbie | 9 | 1 |
| Jonathan Goldsmith | Frank Elliot | Dr. Julius Markes | 6 | 2 |
| Robert Jayne | Brian Cunningham | Stan Morgen, Jr. | 30 | 1 |
| S. Pearl Sharp | Nurse Carolee Wilson | Nurse Peggy Shotwell | 4 | 9 |
| Oliver Clark | Carl Berman, Dr. McGee | John Doe #6 | 2 | 6 |
| Paul Carafotes | Harold Dyer | TBD | 3 | 1 |
| Albert Salmi | Jonathan J. Rush | Leo Rushcom | 2 | 1 |
| Christopher Allport | Martin | Mr. Kent | 1 | 2 |
| Joe Regalbuto | Harry Fisher | Attorney Michaelson | 5 | 1 |
| Jack Bannon | Scott Easton | Stephen MacAllister | 4 | 4 |
| David Ackroyd | Bill Medford | Colonel Chuck Cochrane | 1 | 3 |
| Douglas Rowe | Agent, Greene, Ted Curtis | Dr. Anspaugh | 3 | 1 |
| John Dennis Johnston | Alien | Nick Moats | 1 | 1 |
| Nicholas Hormann | Attorney #3 | Gerald Kingston | 1 | 1 |
| Peter Iacangelo | Sam Comiskey | Policeman | 1 | 1 |
| Priscilla Pointer | Beatrice Handleman | Marie Halloran | 1 | 1 |
| John Hammond | Kevin | Michael Duffy | 2 | 5 |
| Alan Fudge | Bonners | TBD | 2 | 1 |
| Barbara Tarbuck | Ms. Schumacher, Sales Clerk | Agnes Najinsky | 2 | 1 |
| Joshua Bryant | Larry Wilson | Dr. Bond Stevens | 2 | 1 |
| Bruce Gray | T.J. Escott, Senator Riker | Colonel Harvey Blackwell | 3 | 1 |
| Eric Stoltz | Luke | Eddie Carson | 1 | 3 |
| Peter Hobbs | Ed Marcus, Judge Harley Simpson | Mr. Ullman | 3 | 1 |
| Clare Nono | Dr. Shiri Shriner, Reporter #3, Reporter #4 | Mary Mitsui | 3 | 3 |
| Conchata Ferrell | Mrs. Messinger | Gina Barnett | 2 | 1 |
| Fran Bennett | Bev Tolner, Dr. Faulkner, Kimya Haman | Nurse Julie Attucks | 3 | 1 |
| Gary Bayer | Dr. Reese | Hank Leyburn | 2 | 1 |
| Howard Witt | Dr. Parker, Randall Warrington | TBD | 2 | 1 |
| John C. Becher | Mr. Robertson | Dr. Mott | 2 | 1 |
| Lew Horn | Bellamy, Man at Bar | Mr. Hildreth | 2 | 1 |
| Barry Cutler | Counterperson, Hot Dog Vendor, Nicholas | Orderly | 3 | 1 |
| Carolyn Coates | Mrs. Cooper | Mrs. Fordham, Beverly Fordham | 1 | 3 |
| Tom Babson | Helpful Witness | Reporter | 1 | 3 |
| Vincent Isaac | Alfred, Art, Sound Engineer | Young Black Man | 3 | 1 |
| Christopher Thomas | Deputy Sheriff, Howard Kessler | Dr. Hampton | 2 | 1 |
| Ernie Sabella | Frank Edmunds | Patient | 2 | 1 |
| Patrie Allen | Mrs. Hilliard | Janet Singleton | 1 | 2 |
| Reid Shelton | Mr. Fisher | Dr. Isaac Barton | 1 | 2 |
| Starletta DuPois | Chip's Nurse | Dora Chambers | 1 | 2 |
| Bernard Behrens | Michael Maddox | George Rogers | 1 | 1 |
| Rita Taggart | Rose | Nurse Losef | 1 | 1 |
| Joe George | Ronald Mackey | Policeman | 2 | 1 |
| Oceana Marr | Sumner Servant #1 | Margaret Kimbrough | 2 | 1 |
| William Bronder | Marshall | Mr. Grossman | 2 | 1 |
| Arnold F. Turner | Aide #1 | Policeman | 4 | 1 |
| Bill Morey | Matthew Pearce | George Reed | 1 | 1 |
| Elizabeth Ruscio | Woman in Elevator | Linnia | 1 | 3 |
| James O'Sullivan | Brad Duffy | Dr. Robinson | 1 | 1 |
| Julie Cobb | Lorraine | Mrs. Moynihan | 1 | 1 |
| Kate Zentall | Margie | Mrs. Borgman | 1 | 1 |
| Pearl Shear | Edith | Mrs. Sussman | 1 | 1 |
| Peggy Pope | Mrs. Ellis | Grace | 1 | 1 |
| Timothy Jecko | Gene Woodhall | Speaker | 2 | 1 |
| Vernon Weddle | Partner | Zachary Wexler | 1 | 1 |
| Walter Brooke | Henry | Dr. Lunden | 1 | 1 |
| Arthur Taxier | Dr. Lang | Dr. Morton Chegley | 1 | 2 |
| Harry Stephens | Computer Operator | Joe Roecklin, Technician | 1 | 2 |
| K Callan | Mrs. Dunne | Patty Galecki | 1 | 2 |
| Alex Henteloff | Ben Rothman | Dr. Cosco | 1 | 1 |
| Charles Sweigart | Eddie | Guardsman | 1 | 1 |
| Helen Page Camp | Mrs. Grace | Mrs. Deangelis | 1 | 1 |
| John Howard Swain | Attorney | Dr. Alvin Sterns | 1 | 1 |
| Leigh French | Phyllis Elliot | Alisa | 1 | 1 |
| Michael Laskin | Detective Childers | Dr. Starke | 1 | 1 |
| Millie Slavin | Mrs. Vandenbrooke | Maggie | 1 | 1 |
| Milt Oberman | Dr. Harvey | Photographer | 1 | 1 |
| Bill McLaughlin | Cop, Moving Man | Policeman | 2 | 1 |
| Roger Etienne | Head Chef | Maitre D' | 2 | 1 |
| Ann Convery | Officer Duling | Julie | 1 | 1 |
| George D. Wallace | Judge Phelps | Nelson | 1 | 1 |
| Linda Hoy | Nurse Mayes | Carrie Schorr | 1 | 2 |
| Mary Gregory | Dr. Stanovich | Lillian Schecter | 1 | 2 |
| Alma Beltran | Ana | Nurse Vela | 2 | 1 |
| Henry G. Sanders | Casey Hale, Stan | Guard Neil Baldwin | 2 | 1 |
| John Achorn | Assistant Coroner | Administrator | 1 | 1 |
| Judy Jean Berns | Carol | Mrs. Kotlarz | 1 | 1 |
| Lily Mariye | Nurse | Nurse Sherry Long | 1 | 1 |
| Mark Burke | Newsperson #4, Waiter | Blood Bank Technician | 2 | 1 |
| Robert Gallo | Plainclothesman #2 | Man | 1 | 1 |
| Julian Deyer | George | Man in Car | 1 | 1 |
| James Winkler | Desk Clerk | Dr. Warren Applegate | 1 | 1 |
| Jill Andre | Nurse Collins | Woman | 1 | 1 |
| Lane Binkley | Millie | Roweena Hampton | 1 | 1 |
| William Long Jr. | Fred Lassater | Mayor Mansfield | 1 | 1 |
| James Hardie | Reporter #4 | Crandall | 1 | 1 |
| Lillian Adams | Mrs. Plumber | Mrs. Rizzo | 1 | 1 |
| Luise Heath | Mrs. Crane | Delores | 1 | 1 |
| Stacy Keach, Sr. | Charlie Flagg | Father Sturm | 1 | 1 |
| Nathan Purdee | Aide | Patrolman | 1 | 1 |
| Robert Hackman | Plumber | Plumber | 1 | 1 |
| Theresa Karanik | Police Woman | Cashier | 1 | 1 |
| Cynthia Janos | Abby's Secretary | Muriel Brachman | 1 | 1 |
| D.J. Sydney | Nurse | Mrs. Rowand | 1 | 1 |
| Hartley Silver | Cook | Man in Chapel | 1 | 1 |
| Ralph Drischell | Preacher | Dr. Arnold Lesse | 1 | 1 |
| Gloria Delaney | Nurse | Mother | 1 | 1 |
| Matthew Faison | Teacher | Mr. Woodman | 1 | 1 |
← Knots Landing × St. Elsewhere
Cast data from TVmaze, licensed CC BY-SA 4.0.