Ready to watch Diagnosis: Unknown? This 2002 Documentary series is available to watch right now. It's currently streaming on Tubi TV. If you'd like to own it digitally, you can buy Diagnosis: Unknown starting from $23.98 on Google Play Movies.
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Prices last updated October 6, 2026. Pricing and availability may vary by region.
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Frequently Asked Questions
No, Diagnosis: Unknown is not currently available on Netflix. You can stream it on Tubi TV instead.
Yes, Diagnosis: Unknown is available to watch for free on Tubi TV.
Yes, you can purchase Diagnosis: Unknown digitally starting at $23.98 on Google Play Movies.
Release Dates
First Aired
Jan 7, 2002
Last Aired
Sep 17, 2004