Answer
Arkwright was the name of Ronnie Barker's character in the British sitcom "Open All Hours." The show, which ran from 1973 to 1985, followed the misadventures of Arkwright, a grumpy and eccentric shopkeeper, and his hapless assistant Granville (David Jason). Arkwright's character was known for his catchphrases, including "I don't believe it!" and "Get out of that door!"