Plot

Matthew a deranged young man, mangles

Murder

Murder is the unlawful killing, with malice aforethought, of another human being, and generally this state of mind distinguishes murder from other forms of unlawful homicide...

 his father with a tractor

Tractor

A tractor is a vehicle specifically designed to deliver a high tractive effort at slow speeds, for the purposes of hauling a trailer or machinery used in agriculture or construction...

. During his fun, he loses his own hand. Afterward, he is placed in a hospital for the criminally insane. During his time there, he learns from a letter that his mother has found a new husband, which angers Matthew. He also gets his hand replaced with a hook, while in the hospital. Time passes, and he is eventually released. Unfortunately, he is far from being cured and goes on an unparalleled killing spree

Murder

Murder is the unlawful killing, with malice aforethought, of another human being, and generally this state of mind distinguishes murder from other forms of unlawful homicide...

.

Release

The film was released theatrically in the United States

United States

The United States of America is a federal constitutional republic comprising fifty states and a federal district...

 by Indepix Releasing in 1973.

The film has been released on DVD

DVD

A DVD is an optical disc storage media format, invented and developed by Philips, Sony, Toshiba, and Panasonic in 1995. DVDs offer higher storage capacity than Compact Discs while having the same dimensions....

 by various companies including VCI Entertainment, Retromedia Entertainment, Mill Creek Entertainment

Mill Creek Entertainment

Mill Creek Entertainment is a home entertainment company that manufactures movie and television DVD compilation box sets at "value" prices. Nashville's Amity Entertainment is an affiliate to Mill Creek...

, and Apprehensive Films

Apprehensive Films

Apprehensive Films is an independent American film production and distribution company. Established in 1997 as a production company, Apprehensive Films' main focus was low-budget Grindhouse-inspired films shot in Super 8 mm film and 16 mm film. In 2006, Apprehensive Films became a DVD distributor...

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