FeatureAdventure

Jack Armstrong (1947): cast, story & where to watch

1947 · Film

Jack Armstrong poster

Released in 1947, Jack Armstrong is an adventure film directed by Wallace Fox. “RADIO'S ALL-AMERICAN BOY LEAPS INTO AN ALL-THRILL, ALL-TIME HIGH IN SERIAL ADVENTURE!” — that tagline sets the tone.

What it’s about. Jack Armstrong, the All-American Boy, battles the evil Dr. Grood, who has placed a death ray aboard his spaceship orbiting Earth.

Who’s in it. Jack Armstrong stars John Hart as Jack Armstrong, Rosemary La Planche as Betty Fairfield, Claire James as Princess Alura [Chs. 3-6, 9-11, 15] and Joe Brown Jr. as Billy Fairfield (as Joe Brown), among others.

Where to watch. Streaming options change often. See the full, country-by-country breakdown on our where to watch Jack Armstrong page.

If you liked it. Fans of Jack Armstrong tend to enjoy The Lord of the Rings: The Return of the King, Inception, Interstellar and The Lord of the Rings: The Fellowship of the Ring.

Frequently asked

Where can I watch Jack Armstrong (1947)?
Streaming, rental and purchase options for Jack Armstrong change frequently. Check our where-to-watch page for the latest availability in your country.
Who stars in Jack Armstrong?
Jack Armstrong stars John Hart, Rosemary La Planche, Claire James, Joe Brown Jr. and Pierre Watkin.
When was Jack Armstrong released?
Jack Armstrong was released in 1947.