Kate Ceberano made her name as a pop princess in the 1980s. She has sustained her singing career since then, touring for the past 20 years. Recently she has plunged back into the national limelight as winner of the 2007 series Dancing with the Stars. Turning 40 years old has become a watershed in her life. Kate wants to stop her hectic schedule and look back for a moment and find out more about her family’s past. Whilst looking Asian - her Hawaiian born father is third-generation Filipina - Kate has always felt Anglo and yet knows little about this side of her heritage. She starts to understand why she is who she is, and answer many mysteries that she’s been longing to find an answer for.

Geoffrey Robertson is one of Australia’s best-known expatriates. The UK-based human rights advocate and occasional Hypotheticals presenter has been mixing with the famous and infamous ever since he exploded onto the swinging sixties scene to help defend the Oz magazine obscenity case. "People often come up to me and say 'Oh you Australians are so refreshing.' What they mean is 'Rack-off you loud-mouthed colonial.'" He is the consummate self-made man and his razor-sharp legal mind gives short-shrift to the nature-nurture debate. Genes don’t fit his world view. But when he starts looking into his family tree in Who Do You Think You Are?® he finds some remarkable parallels in the expatriate lives of his forebears. Is Geoffrey Robertson the descendant of a right royal bastard or a very wiley entrepreneur? The jury is still out.

Australian film and TV industry luminary, actress Sigrid Thornton has cornered the market in feisty leading roles. Tonight she embarks on a journey into her ancestry uncovering a genetic tendency to get into trouble with the law.

Magda Szubanski is the actor behind many of Australia’s most loved comic characters. Magda has always been a fearless performer. But where is that courage from? To better understand how world events have shaped her family, Magda will trace the lives of two ancestors. Both were forced to make grim choices and both were forced to confront with the brutality of war.

Cricketer Rod Marsh trawls the records, to overturn long-held secrets and piece together the dramatic circumstances that led to his father’s adoption. For the first time he discovers who his biological grandparents are and why their children were given up for adoption.

Actor and comedian is probably best known for his roles in City Homicide and Thank God You’re Here. In this series he investigates a pattern of absent fathers and discovers a man with grand but fraudulent designs.

Actor, dancer and TV chef Paul Mercurio is probably best known for his role in Strictly Ballroom. In this series he embarks on a journey into his ancestry to investigate rumours of a mafia connection and discovers a political kingmaker leading a double life.

Georgie Parker has created some of the most memorable women in Australian television. The women in her own family are all big personalities and this is the puzzle she sets out to solve: where does that female strength come from?

Comedian Shaun Micallef unravels his father’s childhood war-time story in Malta, and discovers other ancestors who were players in some of the most extraordinary moments in modern history.

Television journalist Kerry O’Brien embarks on a journey to uncover his Irish roots. He discovers a couple of convicts taking desperate measures in search of a better life.

Actor Vince Colosimo unravels the truth about his grandfather’s extraordinary war experience and tries to find out who his mysterious grandmother was.

Actor John Wood discovers the secrets behind his father’s tragic capture and imprisonment in World War II.

Aboriginal footballer Michael O’Loughlin traces the bloodlines of his family, discovering an ancestor who fought to save his culture.

Comedian Adam Hills retraces the desperate journeys of his migrant ancestors, torn apart by war and prejudice as they search for a new life.

Actress Asher Keddie sets out to find the origins of her creative passions, discovering a story from the past with eerie parallels to her own life.

On the trail of his ancestors, actor Don Hany journeys to the heart of Europe to investigate his controversial Hungarian grandfather, who was caught up in a Cold War flashpoint.

By retracing his history, iconic actor Michael Caton will uncover a family tragedy and an ancestor’s involvement in one of Australia’s greatest crime sprees.

On the trail of his ancestors, actor Lex Marinos journeys into Australia’s colonial past to investigate an ancestor accused of a terrible crime.

Actor Susie Porter's family story charts dramatic advances in the field of mental health treatment in Australia.

Entertainer Rove McManus discovers his Great Grandfather’s role in the violent Kimberley frontier, and the astonishing source of his own creative gifts.

Actor John Howard follows his Grandfather’s trail through the horrors of the Great War, finding a promising military career ruined by a single regrettable act.

After Jacki Weaver became a grandmother, she has had the burning ambition to discover about her father‟s biological mother.

Richard Roxburgh has become well known for playing different complicated characters, but knows little of the people in his own past. H e founds out about his family‟s footprints in an unexpected corner of the world.

Lisa discovers the man she thought was her biological Grandfather, wasn't in fact related to her Dad at all.

Paul McDermott's mother Betty, was adopted and raised by relatives but mystery surrounds the circumstances and her adoptive parents died without giving her any information.Paul attempts to follow the trail back to the early 20th century and finds out about a family torn apart by poverty and a decimating epidemic.