Liam Phillip Macdonald (born 18 October 1989) is an Australian actor from Adelaide. He is best known for his role as Constable Tim Dewey in Underbelly: The Golden Mile and Fat Nerd in the Horror-Comedy American BurgerMacdonald was born and raised in Adelaide, South Australia to an English mother and a New Zealand father and was educated at Pasadena High School. In 2007, Macdonald was accepted to Sydney Theatre School and early in 2008 he permanently moved to Sydney. At the end of his studies at Sydney Theatre School, he was presented with a Diploma of Theatre Performance. In 2010, he moved to London, United Kingdom, where he currently resides. Wikipedia