The Adventures of Robin Hood (1938) -- Errol Flynn.

A Connecticut Yankee in King Artur's Court (1949) -- Bing Crosby.

Tales of Robin Hood (1951)

The Seventh Seal (1957) -- Bergman.

The Sword in the Stone (1963) -- animated young Arthur with Merlin.

Camelot (1967) -- the Broadway musical.

The Lion in Winter (1968) -- Hepburn and O'Toole as Elinor and Henry.

Monty Python and the Holy Grail (1974) -- Terry Gilliam, Terry Jones, et al.

Robin and Marian (1976) -- an older Robin goes out with dignity.

Excalibur (1981) -- Arthurian.

Sword of the Valiant (1982) -- momentarily Sir Gawain and the Green Knight.

Ladyhawke (1985) -- lovers cursed.

The Name of the Rose (1986) -- Umberto Eco mystery starring Sean Connery.

Robin Hood: Prince of Thieves (1991) -- Kevin Costner.

The Fisher King (1991) -- Terry Gilliam grail story.

Robin Hood: Men in Tights (1993)

Brother Cadfael (1994) -- British tv series starring Derek Jacobi.

First Knight (1995) -- the Arthurian love triangle.

The Advocate (1996) -- medieval legal system tries animals in court.

Timeline (2003) -- time travel.