| Person | Type | Job | Role(s) | Episodes |
|---|---|---|---|---|
 Michael A. Hoey | Crew | Directing | Director | 2 |
 Paul Lynch | Crew | Directing | Director | 1 |
Richard Levinson | Crew | Creator | Creator | |
 Walter Grauman | Crew | Directing | Director | 1 |
Allen Reisner | Crew | Directing | Director | 3 |
 Albert Salmi | Cast | Actor | 1 | |
 Allan Miller | Cast | Actor | 1 | |
 Betty Garrett | Cast | Actress | 1 | |
 Bobby Sherman | Cast | Actor | 1 | |
 Camilla Sparv | Cast | Actress | 1 | |
 Cesar Romero | Cast | Actor | 1 | |
 Cesare Danova | Cast | Actor | Nick Gasparini | 1 |
 Charles Napier | Cast | Actor | 1 | |
 Claudia Christian | Cast | Actress | Laurie Blacke | 2 |
 Darleen Carr | Cast | Actress | 1 | |
 Daryl Anderson | Cast | Actor | 1 | |
 David Ackroyd | Cast | Actor | 1 | |
 David Huddleston | Cast | Actor | Edgar Sheridan | 1 |
 Deborah Adair | Cast | Actress | 1 | |
 Denny Miller | Cast | Actor | 1 | |
 Dick Butkus | Cast | Actor | 1 | |
 Eddie Barth | Cast | Actor | 1 | |
 Eddie Bracken | Cast | Actor | 1 | |
 Elaine Giftos | Cast | Actress | 1 | |
 Frank Bonner | Cast | Actor | 1 | |
 Gary Crosby | Cast | Actor | 1 | |
 Gary Frank | Cast | Actor | Tom Isaacs | 1 |
 Gary Sandy | Cast | Actor | 1 | |
 George DiCenzo | Cast | Actor | 1 | |
 Gregory Sierra | Cast | Actor | 1 | |
 Gregory Walcott | Cast | Actor | 1 | |
 Hal Linden | Cast | Actor | Alexander Blacke | 13 |
 Harry Morgan | Cast | Actor | Leonard Blacke | 13 |
 Harvey Jason | Cast | Actor | 1 | |
 Hurd Hatfield | Cast | Actor | 1 | |
 J.D. Cannon | Cast | Actor | 1 | |
 Jack Bannon | Cast | Actor | Dr. Andrew McCoy | 1 |
 Jack Riley | Cast | Actor | 1 | |
 Jane Badler | Cast | Actress | 1 | |
 John McCook | Cast | Actor | 1 | |
 John Schuck | Cast | Actor | 1 | |
 Joseph Cali | Cast | Actor | Michael Angelo | 1 |
 Justin Gocke | Cast | Actor | Jamie Byrnes | 1 |
 Kathleen Beller | Cast | Actress | Carla Gasparini | 1 |
 Kristoffer Tabori | Cast | Actor | 1 | |
 Lance LeGault | Cast | Actor | 1 | |
 Linda Kelsey | Cast | Actress | 1 | |
 Lisa Pelikan | Cast | Actress | 1 | |
Lonnie Burr | Cast | 1 | ||
 Lynda Day George | Cast | Actress | 1 | |
 Mark Shera | Cast | Actor | Lt. Ted Byrnes | 2 |
 Martin Landau | Cast | Actor | 1 | |
 Maud Adams | Cast | Actress | Andrea Starr | 1 |
 Michael Constantine | Cast | Actor | 1 | |
 Monte Markham | Cast | Actor | 1 | |
 Morgan Stevens | Cast | Actor | 1 | |
 Morgan Woodward | Cast | Actor | 1 | |
 Murray Hamilton | Cast | Actor | 1 | |
 Pat Crowley | Cast | Actress | 1 | |
 Patrick Macnee | Cast | Actor | 1 | |
 Peter Haskell | Cast | Actor | 1 | |
 Priscilla Barnes | Cast | Actress | 1 | |
R.J. Adams | Cast | Art Baer | 13 | |
 Ramon Bieri | Cast | Actor | 1 | |
 Reid Shelton | Cast | 1 | ||
 René Auberjonois | Cast | Actor | 1 | |
Richard Hatch | Cast | Actor | 1 | |
 Richard McGonagle | Cast | Actor | Coroner | 1 |
 Richard Sanders | Cast | Actor | 1 | |
Robert Fuller | Cast | Actor | 1 | |
 Robert Hooks | Cast | Actor | 1 | |
 Roger Kern | Cast | Actor | 1 | |
 Ron Ely | Cast | Actor | 1 | |
 Roscoe Lee Browne | Cast | Actor | 1 | |
 Russ Marin | Cast | Actor | 1 | |
 Sam Groom | Cast | Actor | 1 | |
 Sorrell Booke | Cast | Actor | 1 | |
 Stephen Elliott | Cast | Actor | 2 | |
 Stephen Macht | Cast | Actor | 1 | |
 Stuart Whitman | Cast | Actor | 1 | |
 Susan George | Cast | Actress | Maggie | 1 |
 Tina Louise | Cast | Actress | 1 | |
 Tricia O'Neil | Cast | Actress | Teresa George | 1 |
 Victor Campos | Cast | Actor | 1 | |
 Vincent Price | Cast | Actor | 1 | |
 Warren Berlinger | Cast | Actor | 1 | |
 William Allen Young | Cast | Actor | 1 | |
 Willie Aames | Cast | Actor | 1 | |
| Person | Type | Job | Role(s) | Episodes |
