FRIDAY FEATURE: What do TV presenter Graham Norton, astronaut Colonel James B. Irwin, actor Larry Lamb, Eurovision winner Linda Martin, radio presenter Stephen Nolan and comedian Tim McGarry all have in common?

We have carried out research into their family histories for various television projects including 'Who Do You Think You Are'. To find out more about these and other genealogical and historical projects the Ulster Historical Foundation has worked on, visit the Portfolio part of our website here.