Richard Barton Lewis (born September 20, 1953) is an American film producer and writer.

Lewis is a graduate of UC Berkeley's department of Biological Anthropology, and received his master's degree from UCLA's School of Motion Picture and Television Production.

Lewis's productions have received more than 135 Oscar, Emmy, Golden Globe and other entertainment awards.

He has developed and produced Oscar nominated films such as August Rush, Robin Hood: Prince of Thieves, and Backdraft as well as the Emmy Awarding winning MGM/UA series The Outer Limits.

Asa Butterfield starred in this interplanetary adventure based on a story co-written by Lewis about the first human born on Mars who dreams of coming to Earth.