Alan C. Lim
饰 Cory Carson (voice)
Maisie Benson
饰 Chrissy Carson (voice)
Kerry Gudjohnsen
饰 Mama Carson (voice)
Paul Killam
饰 Papa Carson (voice)
Terrance Smith
饰 DJ Train Trax (voice)
Omari Weaver
饰 Loose Caboose (voice)
Ella Joy Ballesteros
饰 Frannie Fenderson (voice)
Smith Foreman
饰 Freddie Firetruck (voice)
Stanley Moore
饰 Janitor (voice)
Tyler Hendrix
饰 Phil The Accountant (voice)
Ann Kendrick
饰 Dr. Ethyl Wiperglass (voice)
Neena-Sinaii Simpo
饰 Kimmy O'Tool (voice)
Eli Morse
饰 Timmy O'Tool (voice)
Kim Donovan
饰 Mrs. O'Tool / Sheryl Steamroller (voice)
Nathaniel Andalis
饰 Mr. O'Tool (voice)
Paden Andrews
饰 Clutch Bro #1 / Clutch Bro #2 (voice)
Bob Barnes
饰 Mr. Coaltrain (voice)
Alexander Woo
饰 Mr. Coaltrain's Caboose (voice)
Adelaide Hirasaki
饰 Halle Copter (voice)
Jim Capobianco
饰 Gary Garbage (voice)
