Marianne Muellerleile (born November 26, 1948) is an American actress.
Muellerleile was born in St. Louis, Missouri, the daughter of Margaret (née Keany) and Cecil E. Muellerleile, an oil company executive.
Muellerleile appeared on Bonnie Hunt's comedy series, Life with Bonnie as "Gloria", the housekeeper, for two seasons until the show ended. She also appeared in The WB television series Charmed episode "Primrose Empath". She also has a recurring role on the soap opera Passions, playing the disturbed character of Norma Bates. She guest-starred in one episode of Will and Grace. In 1991 Muellerleile appeared on the TV series Night Court as Miss Gilly.
Muellerleile recently had a guest role as a nun-teacher "Sister Dominick" at the school of the characters Madeline Fitzpatrick and London Tipton in The Suite Life of Zack and Cody episodes, Forever Plaid and Books & Birdhouses.
She voiced Mrs. Rudolph in W.I.T.C.H. and had a cameo role in Smokin' Aces as Margie Turlock, where she treats shooting victim Hollis Elmore (Martin Henderson) after a botched drive-by attempt by the "Tremor Brothers". She had small roles in films such as Memento and Norbit.
She married Joseph T. "Tom" Norris, Jr. (an air force officer) on May 7, 1988. A Roman Catholic, she attends Christ the King church in Los Angeles.