The terrible and trecherous Pendragon plans to gain the throne of Cornwall by getting the king to abdicate and to marry his lovely daughter. To help him he has his dreadful witches in his castle and his almost unstoppable sorcery. A giant under his control abducts the princess, but on the way home with her the giant meets farming lad Jack who slays him. This is only the beginning.
You can now watch Jack the Giant Killer online on the following streaming providers in the United States.
| Writing | Orville H. Hampton | Story |
| Writing | Nathan H. Juran | Screenplay |
| Directing | Nathan H. Juran | Director |
| Writing | Orville H. Hampton | Screenplay |
| Editing | Grant Whytock | Editor |
| Costume & Make-Up | Charles Gemora | Makeup Artist |
| Art | Fernando Carrere | Art Direction |
| Visual Effects | Tim Baar | Visual Effects |
| Costume & Make-Up | Louise Miehle | Hairstylist |
| Visual Effects | Gene Warren | Visual Effects |
| Visual Effects | Lloyd Vaughan | Animation |
| Visual Effects | Howard A. Anderson | Visual Effects |
| Production | Robert E. Kent | Associate Producer |
| Costume & Make-Up | Dave Berman | Costume Design |
| Production | Ralph E. Black | Unit Production Manager |
| Sound | Paul Sawtell | Original Music Composer |
| Costume & Make-Up | Frank McCoy | Makeup Artist |
| Crew | Augie Lohman | Special Effects |
| Sound | Bert Shefter | Original Music Composer |
| Camera | David S. Horsley | Director of Photography |
| Art | Edward G. Boyle | Set Decoration |
| Visual Effects | Wah Chang | Visual Effects |
| Production | Edward Small | Producer |
| Production | Ben Hersh | Production Supervisor |
| Visual Effects | Phil Kellison | Visual Effects |
| Visual Effects | Jim Danforth | Visual Effects |
| Visual Effects | Tom Holland | Visual Effects |
| Visual Effects | David Pal | Visual Effects |
| Visual Effects | Bill Brace | Matte Painter |
