Rex is digging up facts...
Billy's nephew, Kit, comes to visit the station
George Carlin
Mr. Conductor
Didi Conn
Stacy Jones
Tom Jackson
Billy Twofeathers
Erica Luttrell
Kara Cupper
Ari Magder
Dan Jones
Danielle Marcot
Becky
Brian O'Connor
Schemer
Jack Klugman
Max Okowsky
Jonathan Freeman
Tito Swing (Voice)
Olga Felgemacher
Didi the Drummer (Voice)
Wayne Moss
Brian McConnachie
