Complex sentence: Novarro continued to act sporadically, appearing in a couple of films for Republic Pictures, a Mexican religious drama, a French comedy, and later in the 1940s had several small roles in American films.
Split into simpler sentences: Novarro continued to act sporadically, appearing in a couple of films for Republic Pictures, a Mexican religious drama, and a French comedy. Later in the 1940s, he had several small roles in American films.