Radio Patrol

Grant Withers

Officer Pat O'Hara

Adrian Morris

Officer Sam Maloney

Kay Hughes

Molly Selkirk

Mickey Rentschler

Pinky Adams

Frank Lackteen

Mr. Tahata, alias Warner the Great

C. Montague Shaw

Mr. Wellington

Harry Davenport

John P. Adams, inventor

Wheeler Oakman

Stevens, gang chemist

Max Hoffman Jr.

Harry Selkirk

Jack Mulhall

Desk Sergeant