Who Do You Think You Are? 15-7

Mark Coles Smith. Unravelling his rich, multicultural heritage, actor Mark is shocked to discover a Nazi in his paternal ancestry, and uncovers a long-buried family secret.

John Waters. The actor and musician discovers a paternal heritage of working class radicals, and a maternal ancestor at the heart of colonial Caribbean history.

Journalist, Melissa Doyle, sees her family tree come to life as she discovers the first of her paternal ancestors to cross the ocean to Australia, and on her maternal side, to travel to New Zealand.