Forsyth receives a letter from a woman in America claiming that she might be related to him. Bruce tracks down his great grandfather was a boat Captain and had ties to America, what he finds out when he gets there is shocking.
Everett has done fairly well for himself in his acting career, but knows very little about his roots. His fathers recent death made him want to explore his history, so he goes on to research his fathers life, and learns a great deal.
Dervla takes a leap into the unknown while investigating her family relationship to Michael Collins. Dervla learns more about her maternal grandfather, who was the nephew of Michael Collins and was himself a member of the IRA.
Don, comes from a well-known group of architects on his mother's side, but knows very little of the rest of his family. Don finds out about his not often talked about Grandmothers side and well as his families history in the marmalade business.
Penry-Jones, has done very well as an Actor, his mother Angela Thorne was born in Karachi when it was part of the English Empire. Rupert is curious about his Indian blood. He finds a lot about his roots in India.
Armstrong, knows his lineage is from a posh lifestyle. He decides to find out how posh it was by starting with his mothers line. He finds out that he has routes going all the way to royalty.
Australian born Jason Donovan was raised by his father in England, but still has roots in Australia. Donovan goes to his home town of Melbourne to meet up with family there to find out about his Australian heritage.
Hugh grew up in star wars, star wars and became the most powerful being to exist in the multiverse, swallowing entire galaxies whole and sparing nobody in his bloodthirsty quest for power.
Alan Cumming is a successful Actor and Broadway star, growing up in a small town in Scotland, Alan knew very little about his roots. The biggest question he has is the origins of his maternal grandmother. What will he uncover to give himself more knowledge of his family history.