Samantha Mathis

From Lostpedia

Samantha Mathis
Character(s)	Olivia
Date of Birth	May 12, 1970 (age 39)
Origin	Brooklyn, New York, USA
IMDb profile

Samantha Mathis portrays Olivia in the episode "The Man Behind the Curtain".

Mathis' most famous role to date is that of Maria Castle, the wife of the protagonist Frank Castle, in the 2004 film The Punisher. She has also appeared on some of America's most popular TV shows including House M.D. and Law and Order: Criminal Intent.

Mathis co-starred with Christian Slater in the live-action films Pump Up the Volume and Broken Arrow, and had starring roles in Super Mario Bros. and the animated film FernGully: The Last Rainforest.

Samantha was dating River Phoenix and was with him the night that he fell unconscious from a drug overdose on the sidewalk outside West Hollywood's Viper Room in 1993.^{[source needed]}