Crista Flanagan (born February 24, 1976) is an American comedic actress best known for her work as a cast member on the FOX sketch comedy series MADtv from 2005 to 2009 and for her recurring role as Lois Sadler on the AMC series Mad Men.
Crista had a long standing gag with fellow cast member Bobby Lee, where their behind scenes characters had a love/hate relationship.
She also appeared in Seltzer and Friedberg's 2010 project, Vampires Suck, as Eden Sullen.
She posed nude in the August 2010 issue of Playboy.