Liv Rundgren Tyler born Liv Rundgren July 1 1977 is an American actress producer singer and former model She is best known for her portrayal of Arwen Undómiel in the Lord of the Rings film trilogy 20012003 Tyler began a career in modeling at age 14 She later decided to focus on acting and made her film debut in Silent Fall 1994 she went on to achieve critical recognition with starring roles in Heavy and Empire Records both 1995 as well as That Thing You Do and Stealing Beauty both 1996 She then appeared in films such as Inventing the Abbotts 1997 Armageddon 1998 Cookies Fortune and Onegin both 1999 Dr T the Women 2000 and One Night at McCools 2001 Following the success of Lord of the Rings Tyler has appeared in a variety of roles including the films Jersey Girl 2004 Lonesome Jim 2005 Reign Over Me 2007 The Strangers The Incredible Hulk both 2008 Super 2010 Space Station 76 2014 Wildling 2018 and Ad Astra 2019 Outside of film she starred in the HBO supernatural drama series The Leftovers 20142017 the BBC period drama series Gunpowder 2017 the ITVHulu period drama series Harlots 20182019 and the Fox procedural drama series 911 Lone Star 2020 Tyler is also a singer Having sung with composer Howard Shore she appeared as guest vocalist on The Lemonheads album Varshons 2009 singing a cover of the Leonard Cohen song Hey Thats No Way to Say Goodbye She appeared on the 2017 bonus disk of Evan Dandos album Baby Im Bored 2003 providing featured vocals for the song Shots Is Fired In 2011 Tyler released her debut single Need You Tonight Tyler has served as a UNICEF Goodwill Ambassador for the United States since 2003 and as a spokesperson for Givenchys line of perfume and cosmetics She is the daughter of Steven Tyler and Bebe Buell although she has a very close relationship with her adoptive father Todd Rundgren