Perhaps Mitchum's most notable role was her final film appearance as that of Ruth Bridgers in the 1959 William Castle "campy supernatural horror" film House on Haunted Hill, in which she co-starred with Vincent Price.

She also had an uncredited bit part as a slave in The Ten Commandments as well as The High and the Mighty with John Wayne.

Mitchum was also a musician, singing and playing piano in night clubs.

During World War II, she entertained military personnel overseas.

This article about a United States film actor born in the 1910s is a stub.