Among more than 100 screen credits, Howell made such motion pictures as Caught in a Cabaret (1914), Mabel and Fatty's Married Life (1915), Neptune's Naughty Daughter (1917), Green Trees (1924), and Madame Dynamite (1926).
Among his extensive filmography, Howell worked on notable titles such as Caught in a Cabaret (1914), Mabel and Fatty's Married Life (1915), Neptune's Naughty Daughter (1917), Green Trees (1924), and Madame Dynamite (1926).