Horrid Henry/Mighty Joe Young

Version 1

 * Horrid Henry as Mighty Joe Young
 * Gorgeous Gurinder as Jill Young
 * Perfect Peter as Professor Gregg O'Hara
 * Silmy Sammy as Officer
 * Mr. Nerdon as Andrei Strasser
 * Soggy Sid as Garth
 * Lazy Linda as Cecily Banks
 * Goody Goody Gordon as Pindi
 * Brainy Brian as Harry Ruben
 * Rude Ralph as Kweli
 * Stuck Up Steve as Jack
 * Spotless Sam as Vern
 * Aerobic Al as Doctor Elliot Baker
 * Henry's Mum as Doctor Ruth Young
 * Lipsing Lily as Young Jill Young
 * Vomiting Vera as Jason
 * Prissy Polly as Jason's Mother
 * The Horrid Henry Characters as Gentleman at The Party
 * The Female Horrid Henry Characters as Elegant Women at The Party