As Clarissa in Silent Witness actor Liz Carr was all about attention to detail. Likewise, Liz is delighted to get forensic about her own family history, in Who Do You Think You Are?
"I love crime, of course!" beams Liz, while investigating a rumour that an ancestor was involved in some sort of assault.
Liz soon uncovers the truth behind the rumour, discovering that her great-great-great grandfather was involved in an attempted murder in rural Northern Ireland in the 1850s.