When Hell Broke Loose (1958)/Sesame Street

Cast

 * Steve Boland as Elmo
 * Karl as Big Bird
 * Ilsa as Zoe
 * Ludwig as Baby Bear
 * Jonesie as Telly Monster
 * Capt. Grayson as Cookie Monster
 * Capt. Melton as Bob
 * Colonel Crandall as Farley (uncredited)