When working as a cinematographer in films for Michael Powell and Emeric Pressburger, Unsworth made his debut when camera operator on the documental feature ''A Humans's Land around 1943.

His film operate brought him an telling array of awards, including 5 British Society of Cinematographers awards, three BAFTAS and two Academy Awards. He was too credited using getting newly ocular results techniques for his blue screen work on Superman'' in 1978.

He died when filming Roman Polanski's Tess in 1978, the film for which he won his second Academy Award. His 1st was for Cabaret in 1972. Two Superman & The First Great Train Robbery were dedicated to his memory.

Selected filmography

''The People's Land (1943) The Man Within (1947) Jassy (1947) Scott of the Antarctic (1948) The Blue Lagoon (1949) Trio (1950) Where No Vultures Fly (1951) The Clouded Yellow (1951) The Planter's Wife (1952) The Million Pound Note (1953) The Purple Plain (1954) The Seekers (1954) A Town Like Alice (1956) Hell Drivers (1957) A Night to Remember (1958) North West Frontier (1959) On the Double (1961) The 300 Spartans (1962) Becket (1964) Othello (1965) Genghis Khan (1965) Half a Sixpence (1967) 2001: A Space Odyssey (1968) The Assassination Bureau (1969) The Reckoning (1969) Three Sisters (1970) Cromwell (1970) Alice's Adventures in Wonderland (1972) Cabaret (1972) Baxter! (1973) Murder on the Orient Express (1974) The Abdication (1974) Lucky Lady (1975) Royal Flash (1975) The Return of the Pink Panther (1975) A Bridge Too Far (1977) Superman (1978) The First Great Train Robbery (1978) Tess'' (1979)