Mary Lyn Rajskub as Chloe O'Brian

Born on June 22, 1971 in Trenton, Michigan, Mary Lynn Rajskub is a graduate of Trenton High School and attended the College of Creative Arts in Detroit, where she majored in painting. She continued and completed her tertiary education at the San Francisco Art Institute, and also acquired training in music and acting. She also spent some years performing as a stand-up comic in numerous comedy clubs and establishments in Los Angeles and acting with the Young Storytellers Program.

Rajskub made her first television appearance in 1995, and it was on the series called Mr. Show with Bob and David. She got involved with the show's co-creator, actor and comedian David Cross. When their relationship came to an end, she decided to leave Mr. Show, and for a short period of time, worked as a Barista at a Seattle's Best Coffee shop. Subsequently, Rajskub landed roles in more television series, including The Larry Sanders Show, Shasta McNasty and Veronica's Closet, where she acted opposite Kirstie Alley. She was also featured as one of the comedic actresses in the British television series, The Sketch Show, which was created by actor Kelsey Grammer. In 2003, she became a guest star on the popular television series, 24, and after being praised by viewers and critics alike, was finally made a regular cast member in 2006. The role earned her a 2005 and 2007 SAG award nomination for Outstanding Performance by an Ensemble in a Drama Series.

Rajskub additional acting credits include Serial Slayer, Mysterious Skin, Legally Blonde 2, Sweet Home Alabama, Dude, Where's My Car?, Man on the Moon, Punch-Drunk Love, The Hitman, The Anniversary Party, Firewall, Little Miss Sunshine, Storytelling, Magnolia, Road Trip and Gilmore Girls. Being a talented guitarist as well, Rajskub and another comedienne, Karen Kilgariff, formed the comic duo Girls Guitar Club.