Robert Griffin

Police Sgt. James

Crime of Passion

Politician in Jail Cell (uncredited)

Rancho Notorious

Lou Kazarian

Please Murder Me

Dan Morgan

Monster from Green Hell

Brutus

Serpent of the Nile

Sheriff Clay

Fury at Showdown

Reporter (uncredited)

The Unknown Man

Officer Mayberry

Emergency

Inside Detroit

King Astyages

Slaves of Babylon

Dan Morgan (archive footage)

Monster from British Hell

Herb Babcock

Gunsight Ridge

Second Train Conductor (uncredited)

Bad Day at Black Rock

Morgan

The Great Jesse James Raid

Engelhardt (uncredited)

A Summer Place

Yeager

Montana Territory

Sam Maddock (as Robert E. Griffin)

Conquest of Cochise

Doc Ward

The Brass Legend

Doc Morgan (as Robert E. Griffin)

Pawnee

Police Chief P.F. Baker

I Was a Teenage Werewolf

Kirby

Barricade

Bart Pine (as Robert E. Griffin)

No Place to Land

Mr. Andrew Vito

Machine-Gun Kelly

The Bravados

Kebo - Crawford Henchman

Joe Palooka in the Squared Circle

Morton (uncredited)

The Left Handed Gun

John Lowrie (uncredited)

Broken Arrow

Gun Fury