Christy Knowings, an actor best known for her work on Nickelodeon's comedy sketch show "All That," has died at 46 after suffering a severe asthma attack.

“Kenan & Kel” star Thompson paid an emotional tribute to Knowings hours after news of her death broke.

Christy Knowings, who was a cast member on Nickelodeon’s children sketch comedy show “All That,” died Tuesday. She was 46. Knowings suffered an asthma attack that left her with brain damage, ...

Christy Knowings, an actress who starred on three seasons of All That, has reportedly died following an asthma attack that caused brain damage. She was 46. The actress had been hospitalized for four ...