Most well known for her roles on The Division (as Candace DeLorenzo), JAG (as Lt. Meg Austin), and Life Goes On (as Paige Thatcher), Needham is also recognized for her recurring roles on Veronica Mars (as Kathleen Barry) and VR.5 (as Samantha Bloom).
She made her screen acting debut in a 1988 episode of Jake and the Fatman.
In 1997, she starred as Ellie Jones in the short-lived television series Total Security.
She spent her childhood in Dallas, Texas and Denver, Colorado. She and fellow television actor Tommy Hinkley married in 1995 and welcomed a daughter named Katie in 1999.