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.

Comedians and best mates, Rob Beckett and Romesh Ranganathan, go on a road trip to find out about their family history using DNA and genealogy.

Daytime queens Kate Garraway and Alison Hammond embark on a road trip to find out about their family histories using a mix of DNA and genealogy.

Old pals and fellow comedians, Joel Dommett and Tom Allen delve into their family histories as they take a road trip around the UK.

Two Gavin and Stacey faves - Larry Lamb and Alison Steadman - embark on a road trip to find out their family history through DNA and genealogy.

Downton Abbey star Hugh Bonneville and top UK comedian John Bishop cement an unlikely friendship on a road trip to discover their family histories.

Anarchic comedian Johnny Vegas and funnyman broadcaster Alex Brooker's DNA road trip sees them uncover trailblazers and a link to Jack the Ripper.

Line of Duty stars Neil Morrissey and Adrian Dunbar's friendship began on an audition day for a drama school - now they are seeking out their pasts.

Dancers and sisters Oti and Motsi Mabuse head off on a moving journey across their glorious homeland of South Africa to discover their extraordinary family history.