John Castle was born on January 14, 1940 in Croydon, Surrey, England as John Michael Frederick Castle. He is an actor, known for Blow-Up (1966), The Lion in Winter (1968) and RoboCop 3 (1993).
| Movie | The Tractate Middoth | Unknown | 2013 |
| Movie | I Against I | Unknown | 2012 |
| Movie | The People Speak UK | Unknown | 2010 |
| Series | The Fixer | Unknown | 2008 |
| Movie | A Harlot's Progress | Unknown | 2006 |
| Movie | Trafalgar Battle Surgeon | Unknown | 2005 |
| Movie | Princes in the Tower | Unknown | 2005 |
| Series | Murder City | Unknown | 2004 |
| Series | MI-5 | Unknown | 2004 |
| Series | Silent Witness | Unknown | 2003 |
| Movie | Gods and Generals | Unknown | 2003 |
| Movie | Horatio Hornblower: Retribution | Unknown | 2001 |
| Movie | The Holocaust on Trial | David Irving | 2000-04-29 |
| Series | A Dinner of Herbs | Alfred Cottle | 2000-11-24 |
| Series | CI5: The New Professionals | Unknown | 1999 |
| Movie | Animated Epics: Beowulf | Unknown | 1998 |
| Series | Midsomer Murders | Unknown | 1998-06-28 |
| Series | Casualty | Unknown | 1998-09-28 |
| Movie | The Cater Street Hangman | Unknown | 1998 |
| Series | Thief Takers | Unknown | 1997 |
| Series | The Vanishing Man | Unknown | 1997 |
| Movie | The Heart Surgeon | Unknown | 1997 |
| Series | Bramwell | Unknown | 1997 |
| Movie | Seasick | Unknown | 1996 |
| Series | Little Lord Fauntleroy | Unknown | 1995 |
| Series | Wycliffe | Unknown | 1994-07-24 |
| Series | Pie in the Sky | Unknown | 1994 |
| Movie | Sparrow | Unknown | 1993 |
| Movie | RoboCop 3 | Paul McDaggett | 1993-11-05 |
| Series | Ruth Rendell Mysteries | Unknown | 1992 |
| Series | A Touch of Frost | Unknown | 1992-12-06 |
| Movie | Agatha Christie's Miss Marple: The Mirror Crack'd from Side to Side | Unknown | 1992 |
| Series | Lovejoy | Unknown | 1991 |
| Movie | The Crucifer of Blood | Unknown | 1991 |
| Series | TECX | Unknown | 1990 |
| Series | Agatha Christie: Poirot | Unknown | 1990-01-18 |
| Movie | The Prisoner Video Companion | Unknown | 1990 |
| Series | The Bretts | Unknown | 1989 |
| Movie | Dealers | Unknown | 1989 |
| Series | Inspector Morse | Unknown | 1988-02-04 |
| Series | Ten Great Writers of the Modern World | Unknown | 1988 |
| Series | Lost Empires | Unknown | 1986 |
| Series | The Adventures of Sherlock Holmes | Unknown | 1985 |
| Series | Agatha Christie's Miss Marple: A Murder Is Announced | Unknown | 1985 |
| Series | Time for Murder | Unknown | 1985 |
| Movie | King David | Abner | 1985-03-29 |
| Movie | King John | Unknown | 1984 |
| Movie | Kim | Unknown | 1984-05-16 |
| Series | Storyboard | Unknown | 1983-07-26 |
| Movie | Heather Ann | Unknown | 1983 |
| Series | Reilly: Ace of Spies | Unknown | 1983 |
| Series | Squadron | Unknown | 1982 |
| Series | Strangers | Unknown | 1981 |
| Movie | Daisy | Unknown | 1980 |
| Movie | Never Never Land | Unknown | 1980 |
| Series | Thomas and Sarah | Unknown | 1979 |
| Series | Tales of the Unexpected | Unknown | 1979-03-24 |
| Series | Penmarric | Unknown | 1979 |
| Movie | Eagle's Wing | Unknown | 1979 |
| Series | Wilde Alliance | Unknown | 1978 |
| Series | Lillie | Unknown | 1978 |
| Series | The Prime of Miss Jean Brodie | Unknown | 1978 |
| Movie | Travels with a Donkey | Unknown | 1978 |
| Series | The Professionals | Unknown | 1977-12-30 |
| Series | 1990 | Unknown | 1977 |
| Movie | The Three Hostages | Unknown | 1977 |
| Movie | The Incredible Sarah | Unknown | 1976 |
| Movie | The Rollicking Adventures of Eliza Fraser | Unknown | 1976 |
| Series | I, Claudius | Unknown | 1976 |
| Series | The New Avengers | Unknown | 1976 |
| Series | Softly Softly: Task Force | Unknown | 1976 |
| Series | Ben Hall | Unknown | 1975 |
| Series | The Fight Against Slavery | Unknown | 1975 |
| Series | Nova | Unknown | 1974-03-03 |
| Series | Warship | Unknown | 1974 |
| Series | The Pearcross Girls | Unknown | 1973 |
| Series | Dead of Night | Unknown | 1972 |
| Movie | Man of La Mancha | Unknown | 1972 |
| Series | The Shadow of the Tower | Unknown | 1972 |
| Movie | Antony and Cleopatra | Unknown | 1972 |
| Movie | Made | Unknown | 1972 |
| Series | Conceptions of Murder | Unknown | 1970 |
| Series | ITV Sunday Night Theatre | Unknown | 1970 |
| Series | Thirty-Minute Theatre | Unknown | 1969 |
| Movie | The Promise | Unknown | 1969 |
| Movie | If There Weren't Any Blacks You'd Have to Invent Them | Unknown | 1968 |
| Movie | The Lion in Winter | Unknown | 1968 |
| Series | The Prisoner | Unknown | 1968-06-01 |
| Series | Boy Meets Girl | Unknown | 1968 |
| Series | NBC Experiment in Television | Unknown | 1967-02-19 |
| Series | ITV Playhouse | Unknown | 1967-09-25 |
| Series | Volpone | Unknown | 1967 |
| Series | Escape | Unknown | 1967 |
| Series | The Fellows | Unknown | 1967 |
| Movie | End in Tears | Unknown | 1966 |
| Series | Theatre 625 | Unknown | 1966 |
| Movie | Blow-Up | Unknown | 1966 |
| Series | The Wednesday Play | Unknown | 1966 |
| Series | BBC Play of the Month | Unknown | 1965-10-19 |
| Series | Flipper | Unknown | 1965 |
| Series | R3 | Unknown | 1964 |