演員
Frank Lackteen
Mr. Tahata, alias Warner the Great
C. Montague Shaw
Mr. Wellington
Dick Botiller
Henchman Zutta
Hooper Atchley
Casey
Richard Cramer
Charlie
Tom London
Eddie Lewis
Frank Sully
Flynn
Jack Mulhall
Desk Sergeant
Monte Montague
James Pollard
Eddie Parker
Police Dispatcher / Steel Mill Worker
Jim Toney
Henchman
Florence Wright
Pollard's Secretary
Grant Withers
Officer Pat O'Hara
Charles Murphy
Hobo-Henchman
Wheeler Oakman
Stevens, gang chemist
Max Hoffman Jr.
Harry Selkirk
Stanley Blystone
Plant Foreman
Pat Gleason
Blake
Carey Loftin
Pollard Henchman
Kay Hughes
Molly Selkirk
William Royle
Inspector Clark
Harry Tenbrook
Henchman
Adrian Morris
Officer Sam Maloney
Mickey Rentschler
Pinky Adams
Harry Davenport
John P. Adams, inventor
Ernie Adams
Hobo
Ray Teal
Perkins
Earl Dwire
Jeremiah Crockett
William Gould
1925 Police Chief