David Victor Creator, Executive Producer Robert Young Dr. Marcus Welby Actor James Brolin Dr. Steven Kiley Actor Elena Verdugo Consuelo Lopez Actor Anne Baxter Actor Sharon Gless Actor Anne Schedeen Actor Gavin Brendan Actor Pamela Hensley Actor Joanne Dru Dorothy Brander Guest Star Kip Niven Dr. Ken Richards Guest Star John Astin Martin Gannard Guest Star Joe Kapp Frank Gonzalez Guest Star Joan Hotchkis Muriel Bosley Guest Star Barbara Hale Marjorie Brandon Guest Star Henry Beckman Danny's Manager Guest Star Peggy McCay Jane Stewart Guest Star Kathryn Reynolds Emily Mueller Guest Star Victor Millan Mr. Timmons Guest Star Tom Scott Larry Bennett Guest Star Gerald Hiken Russ Robinson Guest Star Norman Hudis Writer Jean Holloway Writer Eugene Price Writer Jerome Ross Writer Stephen Kandel Writer Edward DeBlasio Writer Jerry London Director Richard Learman Director Marc Daniels Director William Asher Director Richard Milton Director Hollingsworth Morse Director Leo Penn Director Art Sarno Writer John Erman Director Harold H. Harnum Writer Randal Kleiser Director Walter Doniger Director