Mary Jo Catlett, born on September 2, 1938, is a beloved figure in the world of film, television, and stage, captivating audiences with her versatile performances. Notably recognized for her role as Pearl Gallagher on the classic sitcom *Diff'rent Strokes*, her voice work as Mrs. Puff in *SpongeBob SquarePants* has solidified her status in animation since the show's inception. Collectors particularly seek out her performances due to their iconic nature and cultural relevance, making her appearances a staple in nostalgic collections. Among her more recent projects, *Plankton: The Movie* (2025) showcases her enduring appeal and ability to connect with both new and longtime fans. This film not only highlights her comedic talent but also serves as a collectible gem for fans of the *SpongeBob* franchise. With a growing catalog of beloved roles, Mary Jo Catlett remains a cherished presence in entertainment history, making her work highly sought after by physical media enthusiasts.