Twenty-year-old JoEllen Marsh was desperate to find her real father - a sperm donor. Little did she know when she set out on her quest that she'd also find 14 siblings fathered by Donor 150.
This extraordinary story has been made into new documentary Donor Unknown: Adventures in the Sperm Trade, and JoEllen is tells her story today about her fascinating discovery.
View the clip on 'This Morning' at www.thismorning.itv.com
The film Donor Unknown (cert 12A) is in cinemas early June, and will be screening in London, Glasgow, York, Bath, Oxford, Uckfield, Bradford and other towns across the UK.
Below is a list of screenings:
Friday June 3rd – PREMIERE – Apollo Piccadilly Circus, London at 6.45pm
Sunday June 5th - Gate Cinema, Notting Hill at 8.45pm
Tuesday June 7th - Apollo, Stroud at 8.30pm
Thursday June 9th - Glasgow Film Theatre as part of the Glasgow Science Festival at 6pm
Monday June 13th - The Phoenix, Finchley at 9pm
Tuesday June 14th - City Screen Picturehouse, York at 8.30pm
Wednesday June 15th - The Little Theatre Cinema, Bath at 6.30pm
Thursday June 16th – Phoenix Picturehouse, Oxford at 6.30pm
Sunday June 19th – The Picture House, Uckfield, 6pm and 8pm
Monday June 20th – Ritzy Picturehouse, Brixton at 9pm
Wednesday June 22nd - Apollo, Torbay at 8.30pm
Thursday June 23rd – The Lexi Cinema, Kensal Rise at 6.30pm
Sunday June 26th - Arts Picturehouse, Cambridge at 4pm
Tuesday September 13th – British Science Festival, Bradford at 6pm
For more information about bookings visit www.donorunknown.com/uk-screenings
Read more about known donor conception at www.prideangel.com