All 50 actors in both L.A. Law and M*A*S*H
50 actors have appeared in both L.A. Law and M*A*S*H, across 422 episodes. The most-credited is Bruce Kirby, D.A. Bruce Rogoff in L.A. Law and Sergeant Kimble in M*A*S*H.
| Actor | In L.A. Law | In M*A*S*H | Eps | Eps |
|---|---|---|---|---|
| Bruce Kirby | D.A. Bruce Rogoff | Sergeant Kimble | 13 | 1 |
| Leonard Stone | Judge Paul Hansen | Colonel Bidwell | 10 | 1 |
| Enid Kent | Joan Cherundolo | Nurse Bigelow, The Nurse | 1 | 7 |
| Allan Arbus | Lawrence Stone | Maj. Sidney Freedman, Maj. Milton Freedman | 1 | 6 |
| Dick O'Neill | Father Walter McNamara | Admiral Cox, Brigadier General Marion Prescott, Col. Pitts | 1 | 3 |
| Jeffrey Tambor | Gordon Salt | Maj. Reddish | 3 | 1 |
| Joshua Bryant | Dr. Gregory Stark | Sergeant Jerry Scully | 1 | 3 |
| Peter Jurasik | Yale Tobias | Capt. Triplett | 2 | 1 |
| Richard Masur | Barry Glassman, Robert Boland | Lt 'Digger' Detweiler | 4 | 1 |
| Claudette Nevins | Sarah Schindler | Donna | 1 | 1 |
| Greg Mullavey | Gil Furnald | Capt. Tom Greenleigh | 1 | 1 |
| James Cromwell | Attorney Hutton | Leo Bardonaro | 1 | 1 |
| Joe Pantoliano | Ralph Cavanaugh | Cpl. Gerald Mullen | 1 | 1 |
| Kavi Raz | Rupesh Poondar | Capt. Rammurti Lal | 1 | 1 |
| Philip Baker Hall | Tom Baker | Sgt. Hacker | 1 | 1 |
| Charles Frank | Jimmy Markham | Captain Hathaway, Lieutenant Martinson | 3 | 2 |
| Basil Hoffman | Baldred Townsend | Bartruff, Major Pfiefer | 1 | 2 |
| Alan Fudge | Terrance Flaherty, Chet Seaverson | Captain Arnold Chandler | 4 | 1 |
| Andrew Masset | Attorney Klein | Private Hough | 2 | 1 |
| Barbara Brownell | Phyllis O'Brien | Lt. Jones | 1 | 2 |
| Barbara Tarbuck | Dr. Nagel | Maj. Judy Parker | 1 | 1 |
| George Wyner | Aaron Voss | Benson | 1 | 1 |
| James Stephens | Dr. Michael Joyce | Private David Sheridan | 1 | 1 |
| Haunani Minn | Judge Dorothea Sheps | Guerrilla Woman, Sung Lee | 2 | 2 |
| Reid Cruickshanks | Al Metoyer | Staff Sergeant | 3 | 1 |
| Clyde Kusatsu | Judge T.S. Masuoka | Kwang Duk | 1 | 2 |
| Graham Jarvis | Dr. Ivan Peretsky | Col. Whiteman | 1 | 1 |
| Henry Brown | Dr. Elijah Haverford | Billy Tyler | 1 | 1 |
| Lawrence Pressman | Richard Hollis | R.T. Williamson | 1 | 1 |
| Marcus Mukai | Sushi Chef #1 | 2nd Korean Soldier | 1 | 1 |
| Peter Hobbs | Steven Henderson | General Kent | 1 | 1 |
| Peter Zapp | Stephen Chekles | Rifkin | 1 | 1 |
| Momo Yashima | Foreperson | Kim's Mother, Suni | 1 | 2 |
| Dennis Robertson | Carlton Gertz | Lt. Michael Harper | 1 | 1 |
| George Cheung | Ronald Chow | 1st Korean Soldier | 1 | 1 |
| Kario Salem | Mr. Spera | The Youngster | 2 | 1 |
| Louie Elias | Guy at Bar | MP Sergeant | 1 | 1 |
| Maggie Roswell | Mrs. Shore | Sister Theresa | 1 | 1 |
| Raymond Singer | Ethan Pincus, Ralph King | Dr. Berman | 2 | 1 |
| Clare Nono | Christine Acker | Choon Hi | 1 | 1 |
| Dennis Dugan | Roy Tomba | Pvt. Danny McShane | 1 | 1 |
| James Sikking | Party Guest | Finance Officer | 1 | 1 |
| Kelly Jean Peters | Ann Whitcomb | Lt. Louise Anderson | 1 | 1 |
| Redmond Gleeson | Foreperson | Sergeant Callan | 1 | 1 |
| Robert Phalen | Judge Lemuel Collins | Blanchard | 1 | 1 |
| Arnold F. Turner | Murray | Graves Registration Assistant | 1 | 1 |
| Teddy Wilson | Reverend Jerome Seely | Warrent Officer Martin 'Marty' Williams | 1 | 1 |
| Fred Lerner | Thug | Patient | 1 | 1 |
| William Flatley | Walt Johnson | M.P. Sergeant | 1 | 1 |
| Joseph Hardin | Reporter #3 | Patient | 1 | 1 |
Cast data from TVmaze, licensed CC BY-SA 4.0.