He continued his film career in the sound film era of the 30s and he took part in the productions "Troika" (1930), "Ihre Hoheit befiehlt" (1931), "M" (31), and "Der tolle Bomberg" (1932).
He continued to work in front of the camera during and after World War II.
He made his stage debut in 1905 in Giessen, it followed other engagements in smaller German cities.
From 1919 he became a demanded support actor.
Edgar Pauly died after a performance at the theater in his wardrobe because of a cardiac arrest.