Hal Roach Director, Producer Harold Lloyd The American Boy Actor Mildred Davis Princess Florelle Actor "Snub" Pollard Prince of Rochquefort Actor Gus Leonard King Razzamatazz , Bolshevik orator Actor Noah Young The Prince's tutor Actor Sammy Brooks Actor William Gillespie Actor Helen Gilmore Actor Estelle Harrison Actor Wallace Howe Actor Gaylord Lloyd Actor Marie DeForrest Actor H. M. Walker Screenwriter