Kianna Underwood—who appeared on the Nickelodeon show All That in 2005—was killed in a hit-and-run car accident in Brooklyn, ...
Underwood -- who began acting at the age of 7 -- got her big break in 2005 when she joined the cast of Nickelodeon's "All ...
Police say the 33-year-old was struck by two vehicles while crossing a street in Brooklyn. The drivers fled, and no one has been arrested.