Paul John McGann is an English actor. He came to prominence for portraying Percy Toplis in the television serial The Monocled Mutineer (1986), then starred in the dark comedy Withnail and I (1987), which was a critical success and developed a cult following. McGann later became more widely known for portraying the eighth incarnation of the Doctor in the 1996 television film Doctor Who, and its audio drama continuations. He is also known for playing Lieutenant William Bush in the TV series Hornblower (1998–2003).