Cast-in order of appearence
Andrea Libman-Pinkie Pie, Fluttershy, and Boy on Platform #3
Maryke Hendryksse-Gilda
Madeleine Peters-Scootaloo
Devyn Dalton-Ocellus
Claire Corlett-Sweetie Belle
Michelle Creber-Apple Bloom
Ashleigh Ball-Applejack, Rainbow Dash, and Boy on Platform #2
Nicole Oliver-Cheerilee
Chantal Strand-Diamond Tiara
Shannon Chan-Kent-Silver Spoon and Boy on Platform #1
Foreman-Peter New
The Refreshment Lady-Emily Blunt

Here are the bases for the standard gauge engines:

Applejack

Pinkie Pie

Fluttershy

Rainbow Dash

Rarity