Laura Lynn Lamb, a ballerina, dancer and actor in movies and television, died in Palm Desert, Calif., on April 23 due to advanced Parkinson’s disease. She was 67.Lamb performed in the classic holiday film “White Christmas” at age 6 after first taking the stage when she was four. By age 13 Lamb was a prima ballerina in the Ballet La Jeunesse Company and later was a guest soloist with the San Fernando Valley Civic Ballet Company, among other troupes. She also toured with the stage production of “Shindig!” for several years. Lamb’s movie credits included “Around the World in 80 Days,” “Bye Bye Birdie,” “Viva Las Vegas” and “They Shoot Horses Don’t They?”; TV work included “The Jack Benny Show,” “The Beverly Hillbillies” and “Petticoat Junction.” After retiring from the entertainment industry, Lamb became an escrow officer at a bank. Lamb’s husband, James Marin, died in 2010. She is survived by two sisters.