Andrew Paul Marshall (born 27 August 1954) is a British comedy screenwriter, most noted for the domestic sitcom 2point4 children. He was also the inspiration for Marvin the Paranoid Android in The Hitchhiker's Guide to the Galaxy. Although he had also previously adapted stories for Agatha Christie's Poirot, in 2002 he made a further move into writing "straight" drama, with the fantasy horror series Strange. He has also written several screenplays.