EastEnders star June Brown and Harry Potter author JK Rowling have signed up to appear in the new series of Who Do You Think You Are?

June – best known as Walford’s Dot Branning – will explore her family’s migration from Africa in the eighth series of the BBC family history show.

Her former Albert Square co-star Larry Lamb will also take part in the series.

Rowling will visit Edinburgh and London and the back streets of Paris to explore her French roots, while Richard Madeley traces his ancestry back to the founding fathers of the US and Canada.

Strictly Come Dancing judge Len Goodman learns of the poverty endured by his ancestors and artist Tracey Emin will investigate her family tree.

Bee Gee Robin Gibb finds out about an ancestor’s role in the 19th Century war with Afghanistan, with Lord Sebastian Coe visiting Jamaica and the US.

Meanwhile, comedian Alan Carr discovers that his maternal great-grandfather changed his name in strange circumstances.

Silent Witness star Emilia Fox will learn more about her acting background, when the series begins in August.