A major stage actor in silent films from childhood, making his screen
debut in 1889, Rosmer went on to become a character actor with the advent
of sound, starring and featured roles in such films as The Passionate
Friends (1922), South Riding (1938), Goodbye,
Mr. Chips (1939), and The
Lion Has Wings (1939). He was most often seen portraying judges,
professors, and committee chairmen. In addition, he directed and occasionally
wrote during the 1920s and 30s including such films as Balaclava
(1928), Channel Crossing (1932), The
Secret of the Loch (1934) and The
Great Barrier (1937). Milton Rosmer was also director of the Stratford-upon-Avon
Memorial Theatre and married to actress Irene Rooke.