Princess Diana: My Sister’s Story(2026)
Princess Diana: My Sister’s Story Synopsis
In this UK exclusive, Laura Kuenssberg interviews Earl Spencer after explosive new revelations in his latest book about his sister, Diana, Princess of Wales, her marriage to the now King, her tragic death and the lasting impact on her children, Princes William and Harry.
Princess Diana: My Sister’s Story (2026) is a documentary film, released on September 20, 2026 with a runtime of 29m. It stars Laura Kuenssberg and Charles Spencer.
- Status:
- Released
Princess Diana: My Sister’s Story Cast & Crew
Main cast
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Princess Diana: My Sister’s Story – Frequently Asked Questions
Where can I watch Princess Diana: My Sister’s Story online?
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Princess Diana: My Sister’s Story (2026) does not have a confirmed streaming, rental or digital purchase option listed for your region yet. Availability is refreshed regularly, so check back for updates.
Who stars in Princess Diana: My Sister’s Story?
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The main cast of Princess Diana: My Sister’s Story (2026) includes Laura Kuenssberg and Charles Spencer. You can see the full cast and crew list, with character names, further up this page.
When was Princess Diana: My Sister’s Story released?
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Princess Diana: My Sister’s Story was released on September 20, 2026 and runs for 29m.