Joaquin Fitzsimmons as Frankie Smalls

Louis Mendel Holt as Sherriff Cobb

Tio Twohig as The Leader

Kassidy Seibert as Gentleman Jim

Emma Clementine Thomas as Suzie

Mateo Fitzsimmons as Young Frankie Smalls/Purple Steed

Kiko Gunawan Horne as Tinner

Rosemary Nicole Konviser as Magpie

Brendan Hougardy as The Biographer

Valentine Geronimo Perry as Blue Steed/Born Bad Boy

Henry Hudson Thomas as 8-Head/Born Bad Boy

Parker Kava as Green Steed/Born Bad Bod

Jack Skye as Red Steed/Born Bad Boy

Annabelle Rae Leonard as Clean Pete

Sibri Khalsa as Bagpipe

Eina Rosalie Leonard as Casper

Zena Wargin as Orange Steed

Montgomery Samuel Thomas as Gray Steed