Warren Hull

Britt Reid / Green Hornet

Anne Nagel

Lenore Case

Keye Luke

Kato

Pierre Watkin

Boss Crogan

Wade Boteler

Michael Axford

Eddie Acuff

Lowery - a Reporter

Arthur Loft

Tauer - Chief Gangster

James Seay

Bordine - a Gangster

Joe Devlin

Joe Dolan - Henchman

William Hall

Don DeLuca - Henchman

Dorothy Lovett

Frances Grayson / Stella Merja

Jay Michael

Foranti - Construction Racketeer

Charles Miller

George K. Otterson

Jean Brooks

Gloria Manning

Irving Mitchell

Breedon

Ford Beebe

John Rawlins