sentences:  His many silent-era portrayals included Caesar in Theda Bara's 1917 "Cleopatra" and Solomon in the mammoth 1921 Betty Blythe vehicle "The Queen of Sheba".He thrived as a character actor in sound films, usually in historical roles.In the film "Champagne Waltz", he portrayed an orchestra maestro; the role required him to play classical music on a violin and jazz on a clarinet.