James Earl Jones is known for his live-action roles.
James Earl Jones . He is also known for his voice roles as Darth Vader in the Star Wars film series and Mufasa in Disney 's The Lion King as well as many other film , stage , and television roles . Jones has been said to possess `` one of the best-known voices in show business , a stirring basso profundo that has lent gravel and gravitas to '' his projects , including live-action acting , voice acting , and commercial voice-overs .