Frederick J. Jackson, also known professionally as Fred Jackson and Frederick Jackson and under the pseudonym Victor Thorne, was an American author, playwright, screenwriter, novelist, and producer for both stage and film. A prolific writer of short stories and serialized novels, most of his non-theatre works were published in pulp magazines such as Detective Story Magazine and Argosy. Many of these stories were adapted into films by other writers.

The Fatal Ring is a 1917 American action film serial directed by George B. Seitz. Silentera.com reports that the UCLA Film and Television Archive may have a complete print. A deteriorating fragment roll containing a scene is discovered in France by Australian filmmaker Robert Hoskins in 2021 who then scanned it and uploaded it to his YouTube channel.