Skip to content
OldMoviesOnline.net

Watch yesteryear movies free!

OldMoviesOnline.net

Watch yesteryear movies free!

  • Home
  • Action
  • Comedy
  • Drama
  • Horror
  • Musical
  • Mystery
  • Science fiction
  • Western
  • Adventure
  • Animated
  • Fantasy
  • Film noir
  • Romance
  • Thriller
  • War
  • Biography
  • Crime
  • Documentary
  • Family
  • Historical
  • Propaganda
  • Home
  • Action
  • Comedy
  • Drama
  • Horror
  • Musical
  • Mystery
  • Science fiction
  • Western
  • Adventure
  • Animated
  • Fantasy
  • Film noir
  • Romance
  • Thriller
  • War
  • Biography
  • Crime
  • Documentary
  • Family
  • Historical
  • Propaganda
  • Home
  • Action
  • Comedy
  • Drama
  • Horror
  • Musical
  • Mystery
  • Science fiction
  • Western
  • Adventure
  • Animated
  • Fantasy
  • Film noir
  • Romance
  • Thriller
  • War
  • Biography
  • Crime
  • Documentary
  • Family
  • Historical
  • Propaganda
Horror

The Mad Monster (1942)

The Mad Monster is a 1942 American horror film directed by Sam Newfield (credited as Sherman Scott), produced by Sigmund Neufeld for Producers Releasing Corporation (PRC)—one of the so‑called “Poverty Row” studios. It stars George Zucco and Glenn Strange, with a runtime of about 77 minutes.

Plot Summary

The film tells the story of Dr. Cameron (George Zucco), a disgraced scientist who has been ridiculed by his peers for his unorthodox experiments. Seeking revenge, Cameron develops a serum that can transform men into wolf‑like creatures. He tests it on his simple‑minded gardener, Pedro (Glenn Strange), turning him into a murderous beast under Cameron’s control.

As Pedro prowls the countryside, killing Cameron’s rivals one by one, suspicion grows among the townsfolk. Meanwhile, Cameron’s daughter Lenora (Anne Nagel) becomes increasingly horrified by her father’s obsession and the violence unleashed by his experiments. The climax pits science against morality, with Pedro’s tragic fate underscoring the dangers of unchecked ambition.

Cast

  • George Zucco as Dr. Cameron
  • Glenn Strange as Pedro
  • Anne Nagel as Lenora Cameron
  • Johnny Downs as Tom Gregory
  • Henry Hall as Professor Fitzgerald
  • Robert Fiske, Reginald Barlow, and Gordon De Main in supporting roles

Production Notes & Trivia

  • Directed by Sam Newfield, one of the most prolific B‑movie directors of the era.
  • Produced by PRC, a studio known for ultra‑low‑budget genre films.
  • George Zucco, often cast as sinister intellectuals, plays the archetypal mad scientist.
  • Glenn Strange, later famous as Frankenstein’s Monster in Universal’s House of Frankenstein (1944) and Abbott and Costello Meet Frankenstein (1948), appears here in an early monster role.
  • The film’s wolf‑man transformation sequences were achieved with minimal makeup and camera tricks, reflecting PRC’s limited resources.
  • Released in 1942, it capitalized on the popularity of Universal’s The Wolf Man (1941), though with far less polish.
  • Often cited as an example of “Poverty Row horror,” where atmosphere and melodrama substituted for production value.

Tags:

Sam Newfield
Author

Follow Me
Other Articles
Previous

Rustlers’ Valley (1937)

Next

Scream in the Night (1935)

Categories

  • Action
  • Adventure
  • Animated
  • Biography
  • Comedy
  • Crime
  • Documentary
  • Drama
  • Family
  • Fantasy
  • Film noir
  • Historical
  • Horror
  • Musical
  • Mystery
  • Propaganda
  • Romance
  • Science fiction
  • Thriller
  • War
  • Western
  • A – Z Movie Index

Search Movies




Directors

A. Edward Sutherland Alfred Hitchcock Allan Dwan Anthony Mann Bert I. Gordon Charles Lamont Edgar G. Ulmer Edward F. Cline Frank Capra Frank McDonald Fritz Lang George Marshall Henry Hathaway Henry King Irving Pichel James Whale John Cromwell John Ford Joseph H. Lewis Kurt Neumann Larry Buchanan Leigh Jason Lesley Selander Lewis Milestone Lew Landers Michael Curtiz Norman Z. McLeod Phil Karlson Phil Rosen Ray Enright Robert F. Hill Robert Florey Robert N. Bradbury Roger Corman Roy William Neill Sam Newfield Sidney Lanfield Steve Sekely W. Lee Wilder Wallace Fox Walter Lang William A. Seiter William Beaudine William Castle William Nigh

Recently Added

  • She Devil (1957)She Devil (1957)
    In Science fiction
  • Fury at Smugglers (1961)
    In Adventure
  • Murder on the High Seas (1932)
    In Mystery
  • Shadows over Shanghai (1938)
    In Thriller

Random Picks!

  • Forgotten (1933)Forgotten (1933)
    In Drama
  • Timber Queen (1944)
    In Drama
  • You’re Never Too Young (1955)You’re Never Too Young (1955)
    In Comedy
  • The Return of Dracula (1958)
    In Horror

Trending

  • Too Late The Hero (1970)Too Late the Hero (1970)
    In War
  • One Frightened Night (1935)One Frightened Night (1935)
    In Mystery
  • Boys of the City (1940)Boys of the City (1940)
    In Comedy
  • Deadwood Pass (1933)Deadwood Pass (1933)
    In Western

Info

  • Home
  • A – Z Movie Index
  • Disclaimer
  • Privacy
  • Terms Of Service
  • Contact
Copyright 2026 — OldMoviesOnline.net. All rights reserved.
This website uses cookies to improve your experience. We'll assume you're ok with this, but you can opt-out if you wish.Accept Read More
Privacy & Cookies Policy

Privacy Overview

This website uses cookies to improve your experience while you navigate through the website. Out of these, the cookies that are categorized as necessary are stored on your browser as they are essential for the working of basic functionalities of the website. We also use third-party cookies that help us analyze and understand how you use this website. These cookies will be stored in your browser only with your consent. You also have the option to opt-out of these cookies. But opting out of some of these cookies may affect your browsing experience.
Necessary
Always Enabled
Necessary cookies are absolutely essential for the website to function properly. This category only includes cookies that ensures basic functionalities and security features of the website. These cookies do not store any personal information.
Non-necessary
Any cookies that may not be particularly necessary for the website to function and is used specifically to collect user personal data via analytics, ads, other embedded contents are termed as non-necessary cookies. It is mandatory to procure user consent prior to running these cookies on your website.
SAVE & ACCEPT