<P> Cardellini was born in Redwood City, California, the daughter of Lorraine (née Hernan), a homemaker, and Wayne David Cardellini, a businessman . She is the youngest of four children . Cardellini was raised Catholic . She made her first public appearance at age 10, when she sang in a school play . Subsequently, she acted in several school productions and started attending drama lessons . She graduated from nearby Mountain View's Catholic St. Francis High School in 1993, then moved to Los Angeles to seek roles in television and film . Cardellini was a contestant in a 1994 episode of The Price Is Right, winning a fireplace . </P> <P> Cardellini received her first big break role in 1996 when she landed a starring role as Sarah on ABC's Saturday morning live - action children's series, Bone Chillers . Following this, she made guest appearances on prime - time programs such as Step by Step, Clueless, 3rd Rock from the Sun, and Boy Meets World as Lauren, a girl that came between the show's star couple . Cardellini co-starred in the AMC mini-series The Lot in 1999, and spent the summer in Europe as part of a touring production of Lancelot, a fourteenth - century Dutch tragedy . </P> <P> Cardellini had her first major success when she landed one of the starring roles in the NBC series Freaks and Geeks, which debuted during the 1999--2000 season . As Lindsay Weir, an honor student in the midst of an identity crisis, Cardellini earned positive response that subsequently catapulted her to fame . Cardellini starred in the live - action adaptation of Scooby - Doo in 2002, in which she played the cartoon character Velma Dinkley . She later reprised the role of Velma in 2004's Scooby - Doo 2: Monsters Unleashed . She joined the cast of the hospital drama ER in 2003 as Samantha Taggart, a free - spirited nurse . Cardellini acted for six seasons on ER, until the series finale, "And in the End ...", and with the cast won the TV Land ensemble Icon Award in 2009 . </P> <P> Her other film work includes roles in Dead Man on Campus, Strangeland, Good Burger, Legally Blonde, Brokeback Mountain (for which she was nominated for the ensemble Gotham and Screen Actors Guild awards), and a starring role in the Happy Madison film Grandma's Boy as Samantha . She was the voice of Ursula in the role - playing video game, Gladius, and played the voice of Bliss Goode on the ABC animated series The Goode Family . In 2007, Cardellini was chosen to play lovelorn Clara in the CBS miniseries Comanche Moon, a prequel to 1989's Lonesome Dove . </P>

Who plays velma in scooby doo monsters unleashed
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