Générique complet
The Speed Reporter
Richard Talmadge
Dick Lawrence
Luana Walters
May
Richard Cramer
Chuck Ballard, alias Brad Franklin
Frank Hall Crane
Roger Renfrew
Bob Walker
Stanley - City Editor
John Ince
Publisher Madison
Earl Dwire
Publisher John Parker
George Chesebro
Blackie Smith
Ed Cassidy
Edwards, a Henchman
James Sheridan
Henchman Gat
