Question: Who was the leading actor of the Christmas movie that Rebecca Forstadt did background voices for?

<P0-S0>  After studying theater at Orange Coast College, in Costa Mesa, California, Forstadt began her acting career by working at Knott's Berry Farm's Bird Cage Theater, performing melodramas, often as the damsel in distress character. <P0-S1>  Later, she went to Hollywood where she worked as a wardrobe mistress on such television shows as "The White Shadow" and "Hill Street Blues", as well as for the film "S.O.B.". <P0-S2>  She also spent several years doing live theater in the Los Angeles area. <P0-S3>  Most notably, she won some recognition for her portrayal of the character Josette in the world premiere of Eugène Ionesco's "Tales for People Under 3 Years of Age" at the Stages Theatre Center in 1982. <P0-S4>  She starred in several low-budget movies such as "Mugsy's Girls", with Ruth Gordon and Laura Branigan, and "Round Numbers" with Kate Mulgrew, Samantha Eggar, and Shani Wallis. <P0-S5> Rebecca Lynn Forstadt (born December 16, 1953), also known as Reba West, is an American voice actress, best known for playing young female roles in various animated series. <P0-S6>  She also appeared as a television actress in "Hill Street Blues", "St. Elsewhere", and "L.A. Law". <P0-S7>  Her voice acting breakthrough came when she landed the leading role of Lynn Minmei in the English version of "Robotech", the popular anime series of the 1980s. <P0-S8>  Since then, she has voiced hundreds of other anime characters like Nunnally Lamperouge in "Code Geass" and Tima from "Metropolis" and has branched into non-anime cartoons, live-action shows (such as "Masked Rider" and ""), commercials and radio work, and has performed background voices for movies such as "Antz", "Dr. Dolittle", and "The Santa Clause". <SEP> <P1-S0> Nunnally Lamperouge (ナナリー・ランペルージ , Nanarī Ranperūji ) is a fictional character in the Sunrise anime series, "Code Geass: Lelouch of the Rebellion". <P1-S1>  She is Lelouch Lamperouge's disabled younger sister. <P1-S2>  Her real name is Nunnally vi Britannia (ナナリー・ヴィ・ブリタニア , Nanarī Vi Buritania ) . <P1-S3>  Her Japanese voice actress is Kaori Nazuka. <P1-S4>  In the English dub, she is voiced by Rebecca Forstadt. <P1-S5>  A spin-off manga entitled "Nightmare of Nunnally" focuses on her, depicting what would have happened if Nunnally had received a Geass along with Lelouch. <SEP> <P2-S0>  It is the first installment in "The Santa Clause trilogy" and it stars Tim Allen as Scott Calvin, an ordinary man who accidentally causes Santa Claus to fall from his roof on Christmas Eve. <P2-S1>  When he and his young son, Charlie, finish St. Nick's trip and deliveries, they go to the North Pole where Scott learns that he must become the new Santa and convince those he loves that he is indeed Father Christmas. <P2-S2> The Santa Clause is a 1994 American Christmas fantasy family comedy film directed by John Pasquin. <SEP> <P3-S0> Mary Christmas is a 2002 American Christmas movie written by Stanley M. Brooks and Betty G. Birney. <P3-S1>  It was directed by and stars John Schneider. <P3-S2>  In the movie Joel Wallace, Schneider's character, is a widower raising a daughter, Felice (Jenna Boyd). <P3-S3>  In her Christmas letter to Santa Claus, Felice wishes for a new mother for Christmas. <P3-S4>  The letter is intercepted by a local news producer who cancels reporter Mary Maloney's vacation and sends her to investigate the Wallace family as a human interest story. <P3-S5>  Most of the movie deals with Joel's searching for a new wife that will be Felice's mother. <P3-S6>  The ending takes a bit of a twist, though, when it turns out that Mary is Felice's birth mother who had given her up for adoption. <P3-S7>  The movie incorporates a little extra magic with "governor" Les Turner whom Felice thinks is Santa Claus.