Testament of a Madman
A group of heirs gathers for the reading of a will in an old, dark house, where they encounter an axe-wielding slasher and a kung fu maniac. The film features an Abbott and Costello-inspired routine during a gorilla scene, giving it a nostalgic feel despite being a 1980s production.
Top cast
Below are the streaming services currently carrying the movie “Testament of a Madman” in the United Kingdom, along with how each offers it (subscription, buy, or rent) and a direct link. Licensing differs by market, so availability in the United Kingdom can differ from other countries.
Where to watch Testament of a Madman in United Kingdom
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Not currently available on the supported providers in United Kingdom.
Availability can change as licenses rotate — confirm on the provider’s page before subscribing. Last checked: 14 Sept 2026.