Complex sentence: He began a career in film, as a character actor and appeared in such movies as Dances with Wolves, Dumb & Dumber, Murder at 1600, and Earth Girls are Easy.
Split into simpler sentences: He began a career in film, as a character actor. He appeared in such movies as Dances with Wolves, Dumb & Dumber, Murder at 1600, and Earth Girls are Easy.