Background
Christopher was born into a middle-class family. Her father was a newspaper editor and her mother a librarian.
Christopher was born into a middle-class family. Her father was a newspaper editor and her mother a librarian.
She was educated at New Rochelle High School from which she graduated in 1944.
Kay was raised as a Methodist. She began her career as a pin-up model, and was so successful that she received the title of "Mission Photo Flash 1945". Following this success, she received a film contract with Radio-Keith-Orpheum Radio Pictures, and made her screen debut in the uncredited role of a bridesmaid to Laraine Day in The Locket (1946).
She then had the lead role of Tess Trueheart in Dick Tracy"s Dilemma (1947), opposite Ralph Byrd.
She later had turns in such motion pictures as Desperate (1947), I Cheated the Law (1949), If You Knew Susie (1949), Code of the Silver Sage (1950), and Gasoline Alley (1951). She also made television appearances on such programs as Lux Video Theatre and had a recurring role on Doctor Intelligence Quotient in the mid-1950s.
In the mid-1970s she was diagnosed with diabetes, and died from complications of the disease on June 18, 2012. She was interred at Williamsburg Memorial Park in Williamsburg, Virginia.