Pat Saperstein / Variety: Kianna Underwood, Who Appeared on Nickelodeon's 'All That,' Killed in Brooklyn Hit-and-Run ... The NYPD confirmed that a female victim was pronounced dead at the scene. She was 33. - A sedan struck Underwood when she was crossing the street just before 7 a.m. at Pitkin and Mother Gaston Blvd. ...