Editing 1966 in film (section)

===C===
* ''[[Cairo 30]]'' (Al-Kahira 30), directed by [[Salāḥ Abu Seif]] – ([[Egyptian films of the 1960s|Egypt]])
* ''[[Carry On Screaming!]]'', starring [[Harry H. Corbett]] and [[Kenneth Williams]] – ([[British films of 1966|U.K.]])
* ''[[Cast a Giant Shadow]]'', starring [[Kirk Douglas]], [[Senta Berger]], [[Yul Brynner]], [[John Wayne]] and [[Frank Sinatra]]
* ''[[Chafed Elbows]]'', directed by [[Robert Downey Sr.]]
* ''[[Chappaqua (film)|Chappaqua]]'', featuring [[William S. Burroughs]]
* ''[[The Chase (1966 film)|The Chase]]'', directed by [[Arthur Penn]], starring [[Marlon Brando]], [[Jane Fonda]], [[Angie Dickinson]] and [[Robert Redford]]
* ''[[Chelsea Girls]]'', directed by [[Andy Warhol]], starring [[Nico]]
* ''[[Chimes at Midnight]]'' (a.k.a. Falstaff), directed by and starring [[Orson Welles]], with [[Jeanne Moreau]] and [[John Gielgud]] – ([[French films of 1966|France]]/[[Spanish films of 1966|Spain]]/[[List of Swiss films#1960s|Switzerland]])
* ''Cinerama's Russian Adventure'', a documentary on the USSR introduced by [[Bing Crosby]]
* ''[[Circus of Fear]]'', starring [[Christopher Lee]], [[Leo Genn]], [[Klaus Kinski]]– ([[British films of 1966|U.K.]])
* ''[[Closely Watched Trains]]'' (Ostře sledované vlaky), directed by [[Jiří Menzel]] – ([[Czech films of the 1960s|Czechoslovakia]])
* ''[[Come Drink with Me]]'' (Da zui xia), directed by [[King Hu]] – ([[Hong Kong films of 1966|Hong Kong]])
* ''The Crazy-Quilt'', directed by [[John Korty]]
* ''[[Cul-de-sac (1966 film)|Cul-de-sac]]'', directed by [[Roman Polanski]], starring [[Donald Pleasence]] and [[Françoise Dorléac]] – ([[British films of 1966|U.K.]])
* ''[[Curse of the Swamp Creature]]'', starring  [[John Agar]], [[Francine York]]
* ''Curse of the Vampires'' (Dugo ng vampira, a.k.a. Blood of the Vampires or Creatures of Evil), directed by [[Gerardo de León]] – ([[Philippine films of the 1960s|Philippines]])
* ''[[Cyborg 2087]]'', starring [[Michael Rennie]] and [[Wendell Corey]]