Initially famous for her role as Samantha Morgan in the NBC series Hang Time, Tuck is also notable for her portrayal of Amy Szalinski in the late 1990s television series version of Honey, I Shrunk the Kids. Her film credits include appearances in The Visitation (2006) and April Rain (2014).
She made her screen acting debut in the 1994 comedy movie Camp Nowhere.
She made a brief appearance in the 2001 Kevin Kline feature Life as a House.
Born Hillary Sue Hedges, she spent her early years in Kerrville, Texas. With her husband, Bobby Croll, she raised a son named Jasper.
She co-starred with Shelley Fabares in the 1995 TV movie The Great Mom Swap.