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

Jean Brooks

Gloria Manning

William Forrest

Frederick Harper

Eddie Dunn

Foley - Racketeer

C. Montague Shaw

Weaver - Gang Chemist

Roy Barcroft

Cop at Newspaper Truck Vandalism

Robert Barron

Haggis - Crooked Nightclub Owner

James Blaine

Jason Eldridge

Al Bridge

Ship's Captain

William P. Carleton

Gloria's Father

Lane Chandler

Cop Car-Chasing Foranti

Stephen Chase

Mr. Evans - Construction Engr.

Jack Cheatham

Pete - Steelmill Watchman

Jack Rube Clifford

McCoig - Homeowner Thug

Harry Cording

Dannick - Crooked Construction Foreman

Eddie Dew

Henchman-Delivery Man

Frank Ellis

Bill, Steel Mill Guard

Joseph Forte

Miss Grayson's Butler

Karl Hackett

Hansen, the Stranger

Frank Hagney

Warehouse Truck Loader

Edward Hearn

Patrol Cop

John Holland

Grinson - Foreign Agent

Reed Howes

Policeman at Breedon's House

Bob Kortman

Gang Farmhouse Owner

Ethan Laidlaw

Jenkins, aka Jennings

Tom London

Thug with Explosives

Pierce Lyden

Tonjes - Gang Pilot

George Magrill

Spike - Henchman with Bordine

Philo McCullough

Milton - Chief Plant Guard

Paul McVey

Kenneth North

John Merton

Thug at Rear of Truck

Frank O'Connor

Police Patrolman

Pat O'Malley

Editor Gunnigan

Nestor Paiva

Rufus - Henchman in Hawaii

Eddie Parker

Henchman with Dolan

Jack Perrin

Gunner - Army Deserter

Jason Robards Sr.

Foley's Bodyguard

Walter Sande

Thug Boss at Gold Star Warehouse

Harry Strang

Joe - Henchman

Barry Sullivan

Thug in Car's Back Seat

Forrest Taylor

Snipe - Foranti Thug

Ray Teal

Chief Guard at Steel Mill

Richard Travis

Nightclub Headwaiter

Louise Currie

Bordine's Girlfriend