Cast[]
Version 1[]
- Henry as Horton
- Thomas of Whoville
- Stacy Jones as Sally
- Patch as Jojo
- Gordon as Morton
- Rosie as Katie
- Mavis as Mrs Quillingan
- Madge as Jessica
- Daisy as Kangaaroo
- Stepney as Rudy
- Percy as Tommy
- S.C. Ruffy as The King Monkey
- Troublesome Trucks as monkeys
- Diesel as Vlad
Version 2[]
- Thomas as Horton
- Mr. Conductor as The Mayor of Whoville
- Stacy Jones as Sally
- Patch as Jojo
- James as Morton
- Caroline as Katie
- Emily as Mrs Quillingan
- Rosie as Jessica
- Daisy as Kangaaroo
- Peter Sam as Rudy
- Percy as Tommy
- S.C. Ruffey as The King Monkey
- Troublesome Trucks as monkeys
- Smudger as Vlad