From Wikipedia

Cheryl Walker (August 1, 1918 – October 24, 1971) was an American fashion model and actress. Born in South Pasadena, California to Everett Dale and Pauline S. Walker, Cheryl Walker won the 1938 Tournament of Roses pageant leading to a brief career as a model and the beginning of a brief film career.

She appeared in small, uncredited roles in several films from 1938 until her first substantial role in Chasing Trouble (1940) with Frankie Darro. She briefly took the name Sharon Lee for the film Secrets of a Model (1940) which provided her first starring role, before returning to minor roles. She was

Veronica Lake’s “double” in the film Sullivan’s Travels (1941), and was the female lead in Shadows on the Sage (1942). She also was Claudette Colbert’s stand-in on No Time for Love. Her most substantial role was in Stage Door Canteen (1943) in which she played a hostess at the canteen who meets and

falls in love with a serviceman. She continued appearing in films for the next few years until her retirement in 1948.