We found 1,517 mystery TV shows streaming in Australia as of November 2026. These are the best of them, ranked by IMDb score, plus the newest releases and where to watch each one.
IMDb 9.32005-2008 · 3 seasons
In a war-torn world of elemental magic, a young boy reawakens to undertake a dangerous mystic quest to fulfill his destiny as the Avatar, and bring peace to the world.
Where to watch Avatar: The Last AirbenderIMDb 9.12010 · 4 seasons
Sherlock Holmes and Dr John Watson's adventures in 21st-century London. A thrilling, funny, fast-paced contemporary reimagining of the popular detective.
Where to watch SherlockIMDb 9.11959-1964 · 5 seasons
A series of unrelated stories containing drama, psychological thriller, fantasy, science fiction, suspense, and/or horror, often concluding with a macabre or unexpected twist.
Where to watch The Twilight ZoneIMDb 8.92014-2019 · 4 seasons
An American anthology police detective series utilizing multiple timelines in which investigations seem to unearth personal and professional secrets of those involved, both within or outside the law.
Where to watch True DetectiveIMDb 8.92006-2007 · 1 season
Light Yagami is an ace student with great prospects-and he’s bored out of his mind. But all that changes when he finds the Death Note, a notebook dropped by a rogue Shinigami death god. Any human whose name is written in the notebook dies, and Light has vowed to use the power of the Death Note to rid the world of...
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