Munn currently co-stars on The WB's hit comedy series, "What I Like About You," where she plays 'Tina Haven,' the boy crazy friend of 'Holly' (Amanda Bynes).

During her summer hiatus from the show, Munn landed a role in writer/director Cameron Crowe's upcoming feature film, "Elizabethtown." She plays the role of the diligent receptionist 'Charlotte' opposite Orlando Bloom.

Born and raised in South Carolina, Munn spent her childhood taking voice and dance lessons and performing in local theatre productions such as "Annie," "Oliver," and "A Midsummer Night's Dream." Her first professional acting jobs were in productions of "Joseph and the Amazing Technicolored Dreamcoat," "Grand Hotel," "Fiddler on the Roof," and "The Pirates of Penzance" at various regional theatres across the United States.

Once out of school, Munn knew she wanted to pursue acting full time and moved to New York to study. She soon joined the cast of the famous, off-Broadway production of "The Fantasticks" at New York's Sullivan Street Theatre. After starring in more than 500 performances of "The Fantasticks" in the role of 'Luisa,' as well as in "The Wild Party" at the prestigious Manhattan Theatre Club, Munn made the move to the west coast.

Soon after arriving in Los Angeles, Munn landed the recurring role of 'Caroline,' 'Fez's' (Wilmer Valderrama) overly possessive girlfriend on Fox's "That '70s Show." Her other credits include a recurring role on "Now and Again" and guest starring roles on "Law and Order, SVU," "JAG," "Boston Public," "Inside Schwartz," and "Charmed." Her film credits include the feature film, "White Oleander," starring Michelle Pfeiffer and Rene Zellweger.

She currently lends her name and support to the non-profit political organization, Rock the Vote, where she is actively involved in encouraging young people to register to vote.

Munn currently resides in L.A. with her main squeeze, Buster Keaton - her Yorkshire Terrier. An avid reader and self confessed Internet junkie, Allison enjoys singing, dancing, playing guitar, road trips, and hosting game nights with her friends.
Engaged to actor Scott Holroyd (December 2006). Has a dog named Buster Keaton.