Cartoon Network/The Haunting (1999)

Cast

 * Dee Dee (from Dexter's Laboratory) as Eleanor "Nell" Lance
 * Bloo (from Foster's Home for Imaginary Friends) as Doctor David Marrow
 * Blossom (from The Powerpuff Girls) as Theodora "Theo"
 * Robin (from Teen Titans) as Luke Sanderson
 * Mee Mee (from Dexter's Laboratory) as Mrs. Dudley
 * Lazlo (from Camp Lazlo) as Mr. Dudley
 * Edd (from Ed, Edd, n Eddy) as Mary Lambetta
 * Billy (from The Grim Adventures of Billy & Mandy) as Todd Hackett
 * Mandy (from The Grim Adventures of Billy & Mandy) as Jane Lance
 * Numbuh 1 (from Codename: Kids Next Door) as Lou
 * Numbuh 2 (from Codename: Kids Next Door) as Hugh Crain