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a bunch of sperm on a black background

There are dozens of “Karbaat children” in the Netherlands. Their biological father is Jan Karbaat, a Dutch fertility doctor who secretly inseminated patients with his own sperm between the 1980s and 2000s. In this scene from the documentary Seeds of Deceit, a group of Karbaat children meet for the first time.

"I'm your sister, apparently."

"I see the same mouths."

"I never thought I could have so many siblings."

A group of people gather at a restaurant in the Netherlands. Some have met before; some have chatted on WhatsApp or Facebook; but many are meeting for the very first time.

What's bringing them together? Shared DNA. They're all "Karbaat children." 

Their biological father is Jan Karbaat, a Dutch fertility doctor and pioneer in the field of artificial insemination from the 1980s to the 2000s. Their mothers all visited Karbaat for help getting pregnant.

Karbaat would tell his patients that he'd used sperm from an anonymous donor or their partner, but that wasn't always the case. With dozens of women, Karbaat secretly used his own sperm.

'In some cases, it's almost... see more