Daniel Gideon Mazer (born 4 October 1971) is a British director, screenwriter, producer, and comedian. He is best known as the long-time writing and production partner of comedian Sacha Baron Cohen and worked with him on his three unorthodox characters Ali G, Borat, and Brüno. He also co-wrote and co-produced the films based on Baron Cohen's characters such as ''Ali G Indahouse'', ''Borat'', and ''Brüno''.
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