Original: Film Arnold also wrote many film scores , winning an Academy Award for The Bridge on the River Kwai ( 1957 ) , and also providing music for The Belles of St Trinian 's ( 1954 ) , The Inn of the Sixth Happiness ( 1958 ) and Whistle Down the Wind ( 1961 ) .
Simplified: Other films for which he wrote music include The Belles of St Trinian 's ( 1954 ) , The Inn of the Sixth Happiness ( 1958 ) and Whistle Down the Wind ( 1961 ) .