Jennifer O'Dell (born November 27, 1974 in Ridgecrest, California) is an American film and television actress. She is best known for the role of Veronica on the television series Sir Arthur Conan Doyle's The Lost World.
At the age of eight, O'Dell was cast in a national candy commercial at her very first audition. She took a hiatus through high school to enjoy her youth, but resumed her acting career soon after graduation. She guest starred on a number of television series, including Beverly Hills, 90210. In 1999 she gained fame as the jungle-clad Veronica on The Lost World. This role elevated her career and she has since appeared in several films and guest starred on such popular television shows as Scrubs, NCIS, and Two and a Half Men. She appeared in the TV series CSI: Miami episode "Nailed" as Charlene Hartford, the woman responsible for accidentally injuring the character Ryan Wolfe with a nailgun.