show's success, writing two more XYY Man novels (The Crypto Man (1984) and The Mosley Receipt (1985)) and a Bulman novel, No Way Back (Hashimi's Revenge) in 1986. In the 90s he followed this with The Judas Trail (1996) and Shadows (1996). By this point, Royce's Bulman differs from the television version considerably - his is called Alfred George Bulman (the TV one is George Kitchener Bulman), and by The Crypto Man in 1985 has risen to be a Detective Superintendent in the Security Services section of the Metropolitan Police (his TV alternative never made it above Detective Chief Inspector before becoming a private investigator). Granada ended the series in 1987. Henderson obtained the rights for TV use of the character, but became busy with other projects and died in 1997 before he was able to interest producers in any new series. The XYY Man (1976–77) 13 episodes Strangers (1978–82) 32 episodes Bulman (1985–87) 20 episodes Bulman, George