several  Astaire / Rogers films in which Horton appeared),  Danger - Love at Work  (1937),  Lost Horizon  (1937),  Holiday  (1938),  Here Comes Mr. Jordan  (1941),  Arsenic and Old Lace  (1944), Pocketful of Miracles  (1961), and  It's a Mad, Mad, Mad, Mad World  (1963). He last appeared in a non-speaking role in  Cold Turkey  (1971).