Gammera the Invincible

Can Plan Z stop... Gammera the Invincible

An atomic explosion awakens Gammera, a giant fire breathing turtle monster from his millions of years of hibernation.

Horror Science Fiction Action

Albert Dekker

(Secretary of Defense)

Brian Donlevy

(Gen. Terry Arnold)

Diane Findlay

(Sgt. Susan Embers)

John Baragrey

(Capt. Lovell)

Dick O'Neill

(Gen. O'Neill)

Mort Marshall

(Jules Manning)

Alan Oppenheimer

(Dr. Contrare)

Steve Zacharias

(Sen. Billings)

Thomas Stubblefield

(J.T. Standish)

Gene Bua

(Lt. Clark)

Bob Carraway

(Lt. Simpson)

John McCurry

(A1C Hopkins)

Walter Arnold

(American Ambassador)

Louis Zorich

(Soviet ambassador)

Robin Craven

(British ambassador)

Bernard Grant

(Dr. Hidaka (voice))

Larry Robinson

(Aoyagi (voice))

Paulette Rubinstein

(Kyoke (voice))

Lucy Martin

(Nobuyo (voice))

Corinne Orr

(Toshio (voice))

Peter Fernandez

(Professor Murase / Captain Foster / New York newsreader / Mr. Ueda (voices))

Kenneth Harvey

(Chidori Maru navigator (voice))

Jack Curtis

(news announcer (voice))

William Griffis

(misc. roles (voice))

Eiji Funakoshi

(Dr. Hidaka)

Michiko Sugata

(Nobuyo)

Harumi Kiritachi

(Kyoke)