About The Adventures of Mary-Kate & Ashley: The Case of the SeaWorld Adventure

The twins investigate a mystery at Sea World in Florida.

Full Cast of The Adventures of Mary-Kate & Ashley: The Case of the SeaWorld Adventure

Mary-Kate Olsen is an American actress, producer, author and fashion designer. She made her career debut in 1987 alon...

Ashley Olsen is an American actress, producer, author and fashion designer. She made her career debut in 1987 alongsi...

William R. Moses was born on November 17, 1959 and is currently 63 years old.