Prior to moving into film, Alan was noted as one of London's most talented advertising copywriters. He worked for the Collet Dickinson Pearce (CDP) ad agency in the 1960's and early 1970's, and began directing his own tvc scripts in their basement. Formed a partnership with David Puttnam as his producer (Puttnam had been a photographers' agent), and left CDP to become a full time director of commercials before moving onto features.