Princess Diana smiling at an event
Awards & Red Carpet

Unheard Princess Diana Tapes Set To Shock Cannes Trade Market

A bombshell three-part documentary featuring never-before-heard recordings of the late royal is heading to MIPCOM for global distribution.

By Rae MitchellPublished Updated 1 min read

The annual MIPCOM television market in Cannes, France, is bracing for a major royal moment as international sales executives prepare to shop a brand-new three-part documentary series centered on secret, unreleased audio tapes of Princess Diana. Titled *Diana Unheard*, the explosive docuseries aims to give audiences an unprecedented glimpse into the late Princess of Wales' private world. The project leans into candid, archive-.

What is the new Princess Diana documentary about The three-part event series was produced by Love Monday TV, which pieced together the rare sound bites to deliver a fresh perspective on the iconic figure. Rather than relying entirely on outside royal experts, historians, or journalists, the project puts Diana's own reflections directly at the heart of the narrative. Global distribution company Cineflix Rights acquired the worldwide rights for the title and is spearheading its high-profile launch at MIPCOM in Cannes. The distribution house is pitching the project as a headline feature for its international slate, targeting buyers looking for high-impact non-scripted programming.

When will Diana Unheard release on TV The project comes as content buyers actively search for premium royal programming capable of attracting cross-generational viewers across both traditional linear television and global subscription streaming services. Public interest in Princess Diana remains remarkably high decades after her death, with archival films, docuseries, and fictionalized adaptations consistently driving massive viewership worldwide. International TV buyers and streaming platforms gathering on the French Riviera are expected to negotiate fiercely for local broadcast rights across various territories. An official air date and network release schedule have not yet been established, as deals are actively being closed during the trade market. However, with sales efforts officially underway in Cannes, announcements regarding where and when fans can watch *Diana Unheard* are expected to follow in the coming months.

The backstory

Verified moments, in order.

Diana at Cannes: The royal visit and the dress that returns

Diana’s Cannes history centres on a documented 1987 appearance with Prince Charles. Her festival gown then gets a public life of its own, passing through two auctions.

  1. 1987-05-15

    Charles and Diana join the festival

    Princess Diana — Charles and Diana join the festival

    The Prince and Princess of Wales attend the 40th Cannes Film Festival. This is a film-festival appearance—not a visit to MIPCOM, the television trade market held in the same city.

  2. 1987-05-15

    Catherine Walker supplies the Cannes look

    Princess Diana — Catherine Walker supplies the Cannes look

    Diana wears a pale-blue silk-chiffon evening gown by Catherine Walker, with a matching stole. The dress becomes the defining look of her Cannes appearance.

  3. 1997-06-25

    The Cannes gown goes under the hammer

    Princess Diana — The Cannes gown goes under the hammer

    The pale-blue gown is among 79 Diana dresses offered at a charity auction at Christie’s in New York. The sale raises money for cancer and AIDS charities, taking a piece of her Cannes wardrobe out of royal ownership.

  4. The dress returns to the auction room

    Princess Diana — The dress returns to the auction room

    The Catherine Walker gown worn at Cannes is auctioned again, this time by Kerry Taylor Auctions in London. More than a quarter-century after the festival visit, the original dress—not a reconstruction—remains a tangible link to Diana’s appearance.

More like this

Get the pop news brief

One daily email. The biggest celebrity, music and TV stories, no filler.

Reader reaction

Loading comments…

People also ask

What is the title of the new Princess Diana documentary?
The upcoming three-part documentary series is titled Diana Unheard.
Where is the Princess Diana docuseries being launched?
The series is making its international sales debut at the MIPCOM entertainment trade market in Cannes, France.
Does the documentary feature real recordings of Princess Diana?
Yes, the project relies heavily on previously unheard audio tapes of Princess Diana speaking in her own voice.