All 26 episodes from the fourth season of the cult 1960s action series starring Patrick MacNee as top-level secret agent John Steed and Diana Rigg as martial arts expert Mrs Emma Peel. Episodes are: 'The Town of No Return', 'The Gravediggers', 'The Cybernauts', 'Death at Bargain Prices', 'Castle De'ath', 'The Master Minds', 'The Murder Market', 'The Surfeit of H20', 'The Hour That Never Was', 'Dial a Deadly Number', 'Man-Eater of Surrey Green', 'Two's a Crowd', 'Too Many Christmas Trees', 'Silent Dust', 'Room Without a View', 'Small Game for Big Hunters', 'The Girl from Auntie', 'The Thirteenth Hole', 'Quick-Quick Slow Death', 'The Danger Makers', 'A Touch of Brimstone', 'What the Butler Saw', 'The House That Jack Built', 'A Sense of History', 'How to Succeed... at Murder' and 'Honey for the Prince'.