Classic public domain film, digitally preserved and free to stream forever.
The Sadist (1963) is a taut, stripped-down thriller widely regarded as one of the best low-budget films of its era. Three teachers on their way to a baseball game are stranded at a junkyard and taken hostage by a psychopathic killer and his unstable girlfriend, in a relentless real-time cat-and-mouse ordeal.
Starring Arch Hall Jr., Helen Hovey, and Richard Alden. This film is in the public domain and free to watch, download, and share.