20 Mind-Blowing Facts You Never Knew About The Simpsons

By Alex Leadbeater / January 17, 2022

13. The Terwilligers Are A Proper Screen Family

Sideshow Bob is a character who€™s had a major impact on the show despite a relatively small part to play. Before he became a dependable regular, his episodes were standouts, giving us great plots and a glistening performance from Kelsey Grammer as the sociopath.

As the years passed, we've learnt more and more about Bart€™s nemesis, getting to meet his brother Cecil (who was the sibling who actually wanted to be Krusty€™s assistant) and an equally crazy father (who looks like Bob with notably less eccentric hair).

What puts the family on the list is their voice artists; David Hyde Pierce (Cecil) and John Mahoney (Bob Snr.) played Grammer€™s onscreen brother and father in Fraser. Talk about casting within the family.