This is a list of characters from the Bob the Builder television series. Wendy is often worried about Bob's cat, Pilchard, as shown in the episode Pilchard in a. Find great deals on eBay for bob the builder cat and small pet carrier. Shop with confidence. Cartoon adventures of Bob, Wendy and the gang as they have fun in a series of short stories. Wendy and Roley search for Pilchard the cat during a thunderstorm.