Where to watch John Castle in the UK
Find every John Castle film and TV show streaming, free, or available to rent in the UK. Updated daily — verified 2 August 2026.
John Castle (born 14 January 1940) is an English actor. Castle has acted in theatre, film and television. He is well known for his role as Postumus in the 1976 BBC television adaptation of I, Claudius and for playing Geoffrey in the 1968 film, The Lion in Winter. He also played Dr. Carrasco as well as the prisoner called The Duke in the film Man of La Mancha. Description above from the Wikipedia article John Castle, licensed under CC-BY-SA, full list of contributors on Wikipedia.
John Castle films streaming in the UK
Most-watched films featuring John Castle, available across UK streaming, rent and buy.
John Castle TV shows streaming in the UK
Selected TV credits featuring John Castle.
Full filmography
Every credit ScreenSearch indexes for John Castle, ranked by popularity. Click any title for UK streaming, rent and buy options.
- Midsomer Murders (1997) as Charles King
- Agatha Christie's Poirot (1989) as Lord Edgware
- Silent Witness (1996) Cast
- BBC Play of the Month (1965) as Merton Densher
- Sherlock Holmes (1984) as Carruthers
- The Professionals (1977) as Peter Crabbe
- A Touch of Frost (1992) as Charlie Collingham
- Theatre 625 (1964) as Alexis
- Spooks (2002) as Jocelyn Myers
- Tales of the Unexpected (1979) as Derek Johnstone
- Inspector Morse (1987) as Tony Doyle
- The Wednesday Play (1964) as Matthew
- ITV Playhouse (1967) as Donald Webster
- Thirty-Minute Theatre (1965) as Benito Mussolini
- ITV Saturday Night Theatre (1969) as Jack Wakefield
- Wycliffe (1994) as Selby
- Pie in the Sky (1994) as Charles Rider
- The Prisoner (1967) as Number Twelve
- The New Avengers (1976) as Colonel 'Mad Jack' Miller
- The Ruth Rendell Mysteries (1987) as Mark
- Lovejoy (1986) as Max Hunter
- I, Claudius (1976) as Postumus
- The BBC Television Shakespeare (1978) as Earl of Salisbury
- Strangers (1978) as Martin Hargreaves
- Bramwell (1995) as Guy Le Saux
- RoboCop 3 (1993) as McDaggett
- Reilly: Ace of Spies (1983) as Count Massino
- A Ghost Story for Christmas (1971) as John Eldred
- Wilde Alliance (1978) as David Bardsley
- Warship (1973) Cast
- Blow-Up (1966) as Bill
- Storyboard (1983) as Miles Longstreeet
- Murder City (2004) Cast
- The Lion in Winter (1968) as Geoffrey
- 1990 (1977) Cast
- A Dinner of Herbs (2000) as Alfred Cottle
- The Fixer (2008) Cast
- The Modern World: Ten Great Writers (1988) as Peter Walsh
- CI5: The New Professionals (1999) Cast
- Time for Murder (1985) as Dr David Warreck
John Castle — FAQ
Where can I watch John Castle films in the UK?
John Castle's films and TV shows are available across UK streaming services. Click any title in the filmography below to see exactly which UK service has it — Netflix, Amazon Prime Video, Disney+, Apple TV+, BBC iPlayer, ITVX, NOW, Sky, MUBI and more — updated daily.
What are John Castle's most popular films?
Most-watched John Castle films currently: RoboCop 3 (1993), Blow-Up (1966), The Lion in Winter (1968), Gods and Generals (2003), King David (1985).
What TV shows has John Castle appeared in?
Selected TV credits: Midsomer Murders (1997), Agatha Christie's Poirot (1989), Silent Witness (1996), BBC Play of the Month (1965), Sherlock Holmes (1984).
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