All 52 actors in both Home Improvement and NCIS
52 actors have appeared in both Home Improvement and NCIS, across 711 episodes. The most-credited is William O'Leary, Marty Taylor in Home Improvement and Chief Martin Freydano in NCIS.
| Actor | In Home Improvement | In NCIS | Eps | Eps |
|---|---|---|---|---|
| William O'Leary | Marty Taylor | Chief Martin Freydano | 30 | 1 |
| Charlie Robinson | Bud Harper | Ray Jennings | 9 | 1 |
| T.J. Thyne | Todd | Fletcher Voss, Carl | 1 | 3 |
| Casey Sander | Rock Lannigan | Ed Gantry | 10 | 1 |
| Bonnie Bartlett | Lucille Taylor | Dr. Silvia Chalmers | 5 | 1 |
| David Starzyk | Detective MacIntyre | Allan J. Carter, Councilman Allan Berger | 1 | 2 |
| Rif Hutton | Man at Arena | Marine General Phillip Braxton | 1 | 2 |
| Sam McMurray | Rondall Kittleman | Harold Lamb, John Westfal | 1 | 2 |
| Bruce McGill | Doug O'Brien | Henry Rogers | 1 | 1 |
| David DeLuise | Dennis | Michael Franklin | 1 | 1 |
| Drew Carey | Drew Carey | Retired Marine Sergeant John Ross | 1 | 1 |
| Jim Beaver | Duke Miller | Captain Tom O’Rourke | 1 | 1 |
| John Cothran, Jr. | Handyman | Alfred Holbrook | 1 | 1 |
| Joseph Whipp | Kendall | Old Man | 1 | 1 |
| Kathleen Garrett | Stacey Lewis | Judge Mary Branigan | 1 | 1 |
| Marcelo Tubert | Dr. Knell | Nazar Boulos | 1 | 1 |
| Virginia Watson | Policewoman | Nurse Ruth Corruthers | 1 | 1 |
| Dennis Cockrum | Wade Waller | NSA Tech, Senator | 1 | 2 |
| Joel Polis | Wes Davidson | Ronald Ostrowski | 2 | 1 |
| Mark L. Taylor | Bert Russell | Dr. Harvey Kimball | 2 | 1 |
| Robert Picardo | Joe Morton | Retired Marine Gunnery Sergeant Dale Harding | 2 | 1 |
| Greg Collins | Roy | Police Officer Metro PD | 1 | 1 |
| James Read | Captain Jenkins | Alan Newhall | 1 | 1 |
| Jessica Tuck | Leslie | Gloria Caplinger | 1 | 1 |
| John Marshall Jones | Rick | Detective Hanley | 1 | 1 |
| Kaj-Erik Eriksen | Brian | Frank Smith | 1 | 1 |
| Lee Garlington | Joanie Graham | Mary Hanlan | 1 | 1 |
| Michael Holden | Dr. Martin | Dr. Wayne Dobson | 1 | 1 |
| Natalija Nogulich | Agatha | Judge Maddox | 1 | 1 |
| Richard Riehle | Detective Roberts | Walt Osorio | 1 | 2 |
| William Allen Young | Gus | FBI Director Barry Hutchins, U.S. Secretary of Defense Moses McClaine | 1 | 2 |
| Adam Hendershott | Kevin | Josh | 1 | 1 |
| Kari Coleman | Kathy | Maggie Scott | 1 | 1 |
| Max Gail | Officer Carl Keegan | Sam Loomis | 1 | 1 |
| Mike Starr | Officer Hill | Monroe Cooper | 1 | 1 |
| Pete Gardner | Fred | Detective Daniel Swanson | 1 | 1 |
| Sam Sarpong | Grand Master Bath | Bobby Jackson | 1 | 1 |
| Shashawnee Hall | Audience Member #1 | Police Chief Walen | 1 | 1 |
| Adam Wylie | Jimmy Wagner | Darin Spotnitz | 1 | 1 |
| Gregg Daniel | Jerry Holcomb | Parking Enforcement Officer Riggs | 1 | 1 |
| Nancy Youngblut | Dana Russell | Joanna "Mama Jo" Dalton | 1 | 1 |
| Perry Anzilotti | Mike | Ted Rogers | 1 | 1 |
| Andrea C. Robinson | Saleswoman | Midge Watkins | 1 | 1 |
| Christopher Michael Moore | Jimmy Gruber | Miles Larson | 1 | 1 |
| Lorna Scott | Judy | Sally Parker | 1 | 1 |
| Michael Toland | Jack Graham | Navy Captain Thomas Jennings | 1 | 1 |
| Judyann Elder | Diane Peck | Marny Mathers | 1 | 1 |
| Lyn Alicia Henderson | Mrs. Gamble | ER Nurse | 1 | 1 |
| Pat Asanti | Mr. Cobb | Ruben Williams | 1 | 1 |
| Tom Gallop | Bob | Victor Sterling | 1 | 1 |
| Tom McCleister | Butch | Mr. Green | 1 | 1 |
| Rose Portillo | Woman #2 | Sheriff Jo | 1 | 1 |
Cast data from TVmaze, licensed CC BY-SA 4.0.