Rhett Butler at 40 Rhett Butler at the age of 40. Taken in 2018 in California. Rhett Butler at 40 years old speaking at the Battery Powered Spring 2018 Organization Night Conserving Our Planet in San Francisco. 40-year-old Rhett Butler speaking at the Battery Powered Spring 2018 Organization Night Conserving Our Planet in San Francisco. Rhett Butler at 40. Taken in 2018 in California.