Billy's Ghostly Prank

Billy's Ghostly Prank is the 6th episode of Series 1.

Characters

 * Billy
 * Thomas
 * Percy
 * Parker/Puffa
 * 81 (Does not speak)
 * Harry (Cameo)
 * The Spiteful Brake Van (Cameo)
 * Nelson (Cameo)
 * Connor (Cameo)
 * George (Cameo)
 * Mavis (Mentioned)
 * Annie And Clarabel (Mentioned)
 * Edwin (Mentioned)
 * Tasha (indirectly mentioned)

Trivia
This episode is the first episode to have Harry's new model.