Chris Piazza's Thomas/Mermaid Melody Parody Cast

1st season

 * Rosie as Lucia
 * Molly as Hanon
 * Emily as Rina
 * Stephen as Kaito
 * Thomas as Hippo
 * Lady Hatt as Nikora
 * Daisy as Taki
 * Sir Topham Hatt as Maki
 * Gordon as Tarou
 * Marion as Karen
 * Mavis as Noel
 * Belle as Coco
 * Catherine as Aqua Regina
 * Berite as Momo
 * Lily (from Shining Time Station) as Meru
 * Diesel as Gaito
 * Arry, Bert, Splatter, Dodge as The Dark Lovers
 * Donald and Douglas as Black Beauty Sisters
 * Martha the Yellow Steamroller (a fan-made character) Sara's servant
 * Elizabeth as Sara

2nd season

 * Lady as Seira
 * Koko (from Chuggington) as Michal
 * Wilson (from Chuggington as Rihito
 * Henry as Masahiro
 * James as Nagisa
 * Martha the Yellow Steamroller (a fan-made character) Sara's servant
 * Diesel 10 as Michel
 * Troublesome Trucks Michel Servants