McCall debuted onstage at the Pittsburgh Playhouse in Strange Bedfellows in 1948. In the early 1950s, then still known as Mitzi Steiner, McCall had the Kiddie Castle program on KDKA-TV in Pittsburgh, Pennsylvania.
McCall made her stage debut at the Pittsburgh Playhouse in Strange Bedfellows in 1948. In the early 1950s, then still known as Mitzi Steiner, McCall hosted the Kiddie Castle program on KDKA-TV in Pittsburgh, Pennsylvania.