Mary McCormack: Mary McCormack. Actress: Deep Impact. Mary McCormack began her acting career performing in a stage production of Gian Carlo Menotti's Christmas opera, "Amahl and the Night Visitors". "I was twelve but looked like an eight-year-old boy" she recalls. "As luck would have it, none of the boys in town could sing, so I got the part and wore a hat". Mary continued working regionally throughout New Jersey and continued her...
