Actress. She is best remembered for her portrayal of the wholesome Ethel Toffelmier in the film adaptation of "The Music Man" (1962). Born Margeurite Mondo, she was raised within a prominent family, the only daughter of ecclesiastical painter Vincent Mondo and opera singer Emma Spignesi, she began her career as a leading lady on the Broadway stage appearing in such productions as "Blithe Spirit," "Dinner at Eight," "Street Scene," "Auntie Mame," and "You Can't Take It with You." Upon moving to California in the mid-1960s, she was introduced to executive producer William T. Orr during a luncheon at the Beverly Hills Hotel. Impressed by her dark good looks, unique girth, and sunny personality, he took notice of her potential and arranged for her to begin a career in the television industry beginning with her appearing in an episode of his television show "Lawman." From there, she would go on to appear in over 30 features; often typecast as wives, mothers, old maids, housekeepers, nannies, kindly neighbors, educators, waitresses, dowagers, retail clerks, businesswomen, nurses, eccentrics, indigenous people, shopkeepers, and waitresses. She appeared in such feature films as "Who's Minding the Store?" (1963), "The Patsy" (1964), "Three on a Couch" (1966), "The Shakiest Gun in the West" (1968), "Angel in My Pocket" (1969), "That's Life" (1979), "Hardly Working" (1980), and "Cracking Up" (1983). On television, she appeared in various guest spots on such syndicated sitcoms as "My Three Sons," "The Jack Benny Program," "The Baileys of Balboa," "Tammy," "The Addams Family," "McHale's Navy," "Laredo," "I Spy," "The Jerry Lewis Show," "The Name of the Game," "To Rome with Love," "The Doris Day Show," "Columbo," "Emergency!," "Adam-12," "The New Temperatures Rising Show," "Hello, Larry," and "Too Close for Comfort." During her career, she was a member of the Screen Actors Guild, was supportive of the Motion Picture and Television Fund, had been a member of the Hollywood Democratic Committee, was a regular parishioner of the Catholic church, presided as a chairwoman for her local charters of the American Red Cross and the Boys & Girls Clubs of America, had been a vocal instructor for the Pasadena Playhouse, was one of the founding members of the Canyon Theatre Guild, and she was married to business executive John B. Stevens from 1962 until her death (their union produced no children). Upon her 1983 retirement, she spent the final years of her life being a regular attendee at autograph conventions, and was involved in numerous charitable and religious ventures, until her death.