Radio Patrol
Officer Pat O'Hara
Officer Sam Maloney
Molly Selkirk
Pinky Adams
Irish
W.H. Harrison
Mr. Tahata, alias Warner the Great
Mr. Wellington
John P. Adams, inventor
Stevens, gang chemist
Harry Selkirk
Desk Sergeant
Jeremiah Crockett
Franklin, the real Tahata
Henchman Zutta
Henchman / Off-screen Trainer of Silver Wolf
Hobo
Casey
Plant Foreman
Charlie
Intern
Blake
1925 Police Chief
Hobo Finding Suitcase
