Actors in both Highway to Heaven and St. Elsewhere
101 actors have appeared in both Highway to Heaven and St. Elsewhere, across 245 episodes. The most-credited is Herb Edelman, Dr. Cohn in Highway to Heaven and Richard Clarendon in St. Elsewhere.
| Actor | In Highway to Heaven | In St. Elsewhere | Eps | Eps |
|---|---|---|---|---|
| Herb Edelman | Dr. Cohn | Richard Clarendon | 2 | 18 |
| Chad Allen | Ricky Diller | Tommy Westphall | 1 | 15 |
| Karen Landry | Diane James | Myra White | 1 | 12 |
| Helen Hunt | Lizzy MacGill | Clancy Williams | 2 | 8 |
| Stephen Elliott | Mr. Armstrong | Manny Schecter | 2 | 8 |
| Richard Marcus | Baldwin | Ralph Selover | 1 | 6 |
| Dorothy McGuire | Jane Thompson | Augusta Endicott | 3 | 3 |
| Andy Romano | Caz | Bob Overland | 3 | 2 |
| Bill Macy | Max, Vincent DeGeralimo | Hershel Millstein | 2 | 2 |
| Ramon Bieri | Sheriff Harm | Gene Galecki | 1 | 3 |
| Anne-Marie Martin | Linda Blackwell | Mrs. Dowd | 2 | 1 |
| Ben Slack | Warren Sherman | Louie, Mr. Samrock | 1 | 2 |
| Brian Kerwin | Barry Rudd | Terence O'Casey | 1 | 2 |
| K Callan | Mrs. Lowell | Patty Galecki | 1 | 2 |
| Joshua Bryant | Caz | Dr. Bond Stevens | 1 | 1 |
| Peggy Pope | Marge Davis | Grace | 1 | 1 |
| William Windom | Reverend Stearns | Charlie Halloran | 1 | 1 |
| John Hammond | Garth Armstrong | Michael Duffy | 2 | 5 |
| Alan Fudge | Alan Peterson, Mr. McCormick | TBD | 2 | 1 |
| Barney Martin | Barney | Mr. Duffy | 1 | 2 |
Cast data from TVmaze, licensed CC BY-SA 4.0.