The character was originally written by Fleming as a physically massive and powerfully built man, standing around 6' 3' (1.90 m) and weighing 20 st (280 lbs, 127 kg), who had become flabby with a huge belly. Blofeld is head of the global criminal organisation SPECTRE and is commonly referred to by the codename Number 1 within this organisation. A criminal mastermind with aspirations of world domination, he is the archenemy of the British Secret Service agent James Bond. Ernst Stavro Blofeld is a fictional character and villain from the James Bond series of novels and films, created by Ian Fleming.