4/8 David Tennant, best known for playing Dr Who, traces his family history. (R)
BBC One Scotland, South, Wales only
8/8 Julia Sawalha begins a quest to find her mother's Huguenot heritage.
BBC One except Cambridgeshire, Channel Islands, London
BBC One except Cambridgeshire, Channel Islands
7/8 Jeremy Irons is keen to discover if the affinity he feels with Ireland has a genetic link.
6/8 Nigella Lawson explores the history of her Jewish immigrant family.
BBC Two England, Northern Ireland, Scotland, Wales only
1/8 Barbara Windsor traces her maternal grandfather to the East London docks. (R)