British director best known for films like The Case of Lady Camber, The Imperfect Lover, and Sweeney Todd.
His early films were silent films like 1915's The Merchant of Venice.
He was the Chief Inspector of Production for ENSA, who was responsible for providing entertainment for the armed services.
His son was also named Walter.
He and D.W. Griffith are both famous directors of early silent films.