George H. Plympton

Sakima and the Masked Marvel

1966

Screenplay

Purple Death from Outer Space

1966

Writer

Spaceship to the Unknown

1966

Writer

Zombies of Mora Tau

1957

Story

Blazing the Overland Trail

1956

Screenplay, Story

Perils of the Wilderness

1956

Story, Screenplay

Jungle Safari

1956

Screenplay

Devil Goddess

1955

Writer

Adventures of Captain Africa

1955

Screenplay, Story

Riding with Buffalo Bill

1954

Story, Screenplay

Gunfighters of the Northwest

1954

Screenplay, Story

The Great Adventures of Captain Kidd

1953

Screenplay

The Lost Planet

1953

Screenplay

Son of Geronimo

1952

Story, Screenplay

Blackhawk

1952

Writer

King of the Congo

1952

Screenplay

Mysterious Island

1951

Screenplay

Roar of the Iron Horse

1951

Screenplay

Pirates of the High Seas

1950

Writer

Atom Man vs. Superman

1950

Screenplay

Cody of the Pony Express

1950

Story

The Adventures of Sir Galahad

1949

Screenplay

The Phantom Creeps

1949

Screenplay

Batman and Robin

1949

Screenplay

Bruce Gentry

1949

Screenplay

Congo Bill

1948

Screenplay

Superman

1948

Screenplay

Tex Granger: Midnight Rider of the Plains

1948

Story

The Sea Hound

1947

Screenplay

Last of the Redmen

1947

Screenplay

The Vigilante: Fighting Hero of the West

1947

Screenplay

Jack Armstrong

1947

Story

Betty Co-Ed

1946

Screenplay

Son of the Guardsman

1946

Screenplay

Chick Carter, Detective

1946

Screenplay

Hop Harrigan: America's Ace of the Airways

1946

Screenplay

Jungle Raiders

1945

Screenplay

Gangster's Den

1945

Story, Screenplay

Trouble Chasers

1945

Screenplay

The Master Key

1945

Screenplay

Brenda Starr, Reporter

1945

Writer

Jungle Queen

1945

Writer

The Great Alaskan Mystery

1944

Screenplay

The Masked Marvel

1943

Screenplay

Adventures of the Flying Cadets

1943

Screenplay

Don Winslow of the Coast Guard

1943

Screenplay

Junior G-Men of the Air

1942

Screenplay

Gang Busters

1942

Screenplay

Holt Of The Secret Service

1941

Screenplay

The Iron Claw

1941

Screenplay

Riders of Death Valley

1941

Screenplay

The Spider Returns

1941

Writer

Billy The Kid's Fighting Pals

1941

Story, Screenplay

Outlaws of the Rio Grande

1941

Screenplay

The Green Hornet Strikes Again!

1940

Screenplay

Pride of the Bowery

1940

Screenplay

Junior G-Men

1940

Writer

Trailing Double Trouble

1940

Story

Dead End Kids vs. Spies, Inc.

1940

Writer

Deadwood Dick

1940

Screenplay

Winners of the West

1940

Screenplay

Flash Gordon Conquers the Universe

1940

Screenplay

The Green Hornet

1940

Screenplay

The Oregon Trail

1939

Screenplay

Mesquite Buckaroo

1939

Story

Texas Wildcats

1939

Screenplay, Story

Smoky Trails

1939

Screenplay, Story

Scouts to the Rescue

1939

Screenplay

Feud of the Range

1939

Story

Trigger Pals

1939

Writer

The Phantom Creeps

1939

Screenplay

The Spider's Web

1938

Screenplay

Durango Valley Raiders

1938

Screenplay

Paroled from the Big House

1938

Writer

Flaming Frontiers

1938

Screenplay

Songs and Bullets

1938

Story, Screenplay

Whirlwind Horseman

1938

Screenplay

The Feud Maker

1938

Screenplay

Thunder in the Desert

1938

Story, Screenplay

Rocket Ship

1938

Screenplay

The Rangers' Round-Up

1938

Writer

Paroled - To Die

1938

Screenplay

Arizona Gunfighter

1937

Screenplay

Boothill Brigade

1937

Writer

The Red Rope

1937

Adaptation

Doomed at Sundown

1937

Screenplay

A Lawman Is Born

1937

Writer

Gun Lords of Stirrup Basin

1937

Screenplay

The Trusted Outlaw

1937

Screenplay

Bar-Z Bad Men

1937

Adaptation

Trail of Vengeance

1937

Adaptation

The Gambling Terror

1937

Adaptation, Story

The Gun Ranger

1936

Adaptation

Cavalry

1936

Adaptation

The Idaho Kid

1936

Screenplay

The Crooked Trail

1936

Screenplay, Story

The Phantom Rider

1936

Screenplay

Flash Gordon

1936

Screenplay

Stormy

1935

Writer

The Roaring West

1935

Writer

Rustlers of Red Dog

1935

Screenplay

The Red Rider

1934

Screenplay

Pirate Treasure

1934

Screenplay

Perils of Pauline

1933

Screenplay

Gordon of Ghost City

1933

Adaptation

Tarzan the Fearless

1933

Writer

The Phantom of the Air

1933

Screenplay

The Devil Horse

1932

Writer

The Last Frontier

1932

Screenplay

The One Way Trail

1931

Screenplay

Born to the Saddle

1929

Story

The Harvest of Hate

1929

Writer

Hoofbeats of Vengeance

1929

Screenplay

Burning the Wind

1929

Writer

The Vanishing Rider

1928

Writer

Hard Fists

1927

Writer

Blazing Days

1927

Writer

Fighting Spirit

1927

Scenario Writer

The Stolen Ranch

1926

Writer

Martin of the Mounted

1926

Writer

Perils of the Yukon

1922

Writer

Never Let Go

1922

Story

The Deputy's Double Cross

1922

Writer

Man Trackers

1921

Writer

The Wild Wild West

1921

Scenario Writer

Double Crossers

1921

Story

Who Was the Man?

1921

Story

That Girl Montana

1921

Writer

The Adventure Shop

1919

Scenario Writer

The Home Trail

1918

Scenario Writer

The Wild Strain

1918

Scenario Writer

The Alibi

1916

Scenario Writer

The Shop Girl

1916

Writer

Love Bound

1932

Continuity