Chasers Anne Hegerty and Shaun Wallace set off on a quest to discover where they come from and unearth secrets from their past in a life changing and emotional voyage of discovery.
Actors Dame Maureen Lipman and Rula Lenska, who met on the set of Corrie, come together to embark on a journey to uncover their family history, despite their very different backgrounds.
Olympic legends Torvill and Dean embark on a journey that brings them even closer, if that's possible. Chris discovers living relatives on his mum's side, and for Jayne, the origin of her sporting prowess is revealed by a connection to West Ham.