Mr. Conductor
Stacy Jones
Billy Twofeathers
Kara Cupper
Dan Jones (credit only)
Becky
Schemer (as Brian O'Connor)
Sister Conductor
Tito Swing (voice)
Didi (voice) (as Olga Felgemacher Marin)
Rex (voice)
Grace (voice)
Grace (puppet)
Tex (voice)
Ginny
Kit Twofeathers
J.B. King
Midge Smoot
Harry Cupper
Schemee