Helen Vnuk Having played the Cotswolds' most efficient crime-solving Catholic priest for 12 seasons, Mark Williams had just one request for Father Brown 's writers: he wanted his character to take a trip to the seaside. And, in the show's new season, he does. “There's a famous seaside resort called Weston-super-Mare and when I was a kid we used to go there because it was the nearest seaside to Birmingham,” Mark tells TV WEEK “So we went. Unfortunately, we got the tides wrong.