Sesame Street Stays Up Late/Professor Layton

Cast

 * Big Bird as Professor Hershel Layton
 * Elmo as Luke Triton
 * Bert as Inspector Chelmey
 * Oscar the Grouch as Don Paolo
 * Zoe as Emmy Altava
 * Count von Count as Dimitri Allen
 * Snuffy as Bill Hawks
 * Moishe Oofnik as Barton
 * Rosita as Flora Reinhold
 * Max Mekker as Curtis O'Donnell
 * Orange Honker as Inspector Clamp Grosky
 * Humphrey as Marco Brock
 * Cookie Monster as Dr. Andrew Schrader
 * Uncle Hank as Jean Descole
 * Merry Monster as Claire Foley
 * Elmo-noske as Finch
 * Tiffy as Ameila Ruth
 * The Big Bad Wolf as Clive Dove
 * Gordon as Pierre Starbuck
 * Mr. Honker as Oswald Whistler
 * Roxie Marie as Melina Whistler
 * Telly Monster as Frederick Bargland
 * Prairie Dawn as Nina
 * Slimey the Worm as Clark Triton
 * Kermit the Frog as Anthony Herzen
 * Herry Monster as Desmond Sycamore