Playwright, poet, actor, stage and screen director, who worked in Germany before moving to Hollywood in the late 1920's. Returned to Europe in the 1950's to direct for the theatre.
His only children were 3 sons with Salka Viertel - Hans, Peter Viertel and Thomas
(Peter is a novelist and screenwriter and is married to Deborah Kerr).
Before Salka, Berthold was married to Grete Viertel from whom he was
divorced in 1918. After he and Salka divorced, he married Elisabeth
"Liesel" Newmann to whom he was married when he died.
Address in April 1930, 165 Mayberry Road, Los Angeles, with Salka (wife), 3 sons, cook, chauffeur, nurse.