A former cast member of the Nickelodeon show "All That" has passed away. Christy Knowings, who was 46 years old, died after suffering an asthma attack. Her manager confirmed the news, which was first reported by TMZ.

Knowings was a part of the show from 1997 to 2000 and played recurring characters. She also made appearances on other TV shows, including "Sesame Street" and "New York Undercover". Further details about Knowings' death and career are available from the source, including a statement from her family and more information about her time on "All That".