IMDb: Philip Quast: Biography and filmography of the actor.
Philip Quast Guide, The: Presents a biography, stage and screen career information, articles and reviews, recordings, news, and discussion forum.
The Philip Quast Continuum: Official site includes filmography, recordings, theatre credits, articles, interviews and news.
The Philip Quast Sanctuary: Contains a biography, listing of stage performances with descriptions, related links, pictures, and interviews. Last updated in 1998.