Robert Ball Watson (November 16, 1930 – June 26, 1999), credited as Bobs Watson, was an American actor and Methodist minister.
The family, known as "the first family of Hollywood", lived by the Echo Park area of Los Angeles and Bobs attended nearby Belmont High School.
Watson died of prostate cancer at Laguna Beach, California, on June 26, 1999, at the age of 68.
| 1932 | Life Begins | Edgar, Harry's Son | Film debut, Uncredited |
| 1935 | Life Begins at 40 | Meriwether Son | Uncredited |
| Two-Fisted | Eddie – Jimmy's Boxing Partner | Uncredited | |
| 1936 | Show Boat | Willie Thomas | Uncredited |
| Mary of Scotland | Fisherman's Son | Uncredited | |
| Libeled Lady | Waif | Uncredited | |
| 1937 | The Great O'Malley | Boy | Uncredited |
| Maytime | Maypole Singer | Uncredited | |
| It Happened in Hollywood | Boy | Uncredited | |
| 1938 | In Old Chicago | Bob O'Leary as a Boy | |
| Go Chase Yourself | Junior | Uncredited | |
| Boys Town | Pee Wee | ||
| Young Dr. Kildare | Bob O'Leary as a Boy | ||
| Kentucky | Peter Goodwin – 1861 | ||
| 1939 | Dodge City | Harry Cole | |
| The Story of Alexander Graham Bell | George Sanders | ||
| Calling Dr. Kildare | Tommy Benson | Uncredited | |
| On Borrowed Time | Pud | ||
| Blackmail | Hank | ||
| 1940 | Wyoming | Jimmy Kincaid | |
| Dreaming Out Loud | Jimmy | ||
| Dr. Kildare's Crisis | Tommy, The Crippled Child | ||
| 1941 | Men of Boys Town | Pee Wee | |
| Scattergood Pulls the Strings | Jimmy Jordan | ||
| Hit the Road | Pesky | ||
| 1943 | Hi, Buddy | Tim Martin | |
| 1955 | The Public Defender | Rodger Bissel | Episode: Your Witness |
| 1956 | Crossroads | Episode: The White Carnation | |
| The Bold and the Brave | Bob | ||
| The 20th Century-Fox Hour | Farnum | Episode: Smoke Jumpers | |
| 1958 | Flight | 3 episodes | |
| 1959 | Steve Canyon | A / 1c Gotch | Episode: The Search |
| Hennesey | Waiter | Episode: Pork Chops and Apple Sauce | |
| 1959–1961 | The Lawless Years | Butcher Boy/Mousie/Popcorn Peddler | 3 episodes |
| 1960–1961 | The Jim Backus Show | Sidney | 37 episodes |
| 1961 | Pete and Gladys | Phone Man | Episode: Crossed Wires |
| 1962 | Saintly Sinners | Attendant | Uncredited |
| What Ever Happened to Baby Jane? | Clerk in Newspaper Classified Ad Department | ||
| Bonanza | Junior | ||
| 1963 | The Lucky Show | Calvin | Episode: Lucy Becomes a Reporter |
| The Twilight Zone | Man at Dining Room Table | Episode: No Time Like the Past | |
| The New Phil Silvers Show | Ollie | Episode: Birthday Boy | |
| The Virginian | Hotel Clerk/Matt Lewis/Clerk | 3 episodes | |
| Take Her, She's Mine | Western Union Messenger | Uncredited | |
| The Fugitive | Milt Plummer | Episode: Nightmare at Northoak | |
| Grindl | Harry Dawson | Episode: Twas the Week Before Christmas | |
| 1964–1967 | The Beverly Hillbillies | Fred Penrod/Harry Hogan | 4 episodes |
| 1965 | The Joey Bishop Show | Bernie Stern | Episode: Never Put It in Writing |
| 1966 | The F.B.I. | Walsh | 2 episodes |
| 1967 | Green Acres | Bell Hop | Episode: His Honor |
| First to Fight | Sgt. Maypole | ||
| The Mothers-In-Law | Police Officer Bailey | Episode: The Not-Cold-Enough War | |
| Please Don't Eat the Daisies | Howard | Episode: The Day the Play Got Away | |
| 1970 | Mrs. Stone's Thing | Bartender | |
| 1977 | Grand Theft Auto | Minister | Final film |
| 1978–1981 | Lou Grant | Lind/News Editor/Foreign Editor/Pete Trumbull | 4 episodes |
| 1993 | The Case of the Wicked Wives | Judge Ezra Frank | Last appearance |
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