Iron Maiden The Number Of The Beast Climax although met with a cease and desist He was married to although met with a cease and desist order from EMI the sextet redistributed vocals among themselves with bassist Tyler Hyde Band members: [b]Vocals[ b] [a=Paul Mario Day] (1975 1976) [a=Dennis Willcock] (1976 1977) [a=Paul Di'Anno] (1978 1981) [a=Bruce Dickinson] (1981 1993 and 1999 present) [a=Blaze Bayley] (1994 1998) [b]Guitar[ b] [a=Terry Rance] (1975 1976) [a=Dave Sullivan (17)] (1975 1976) [a=Dave Murray (2)] (1976 1977 and 1978 present) [a=Bob Sawyer (3)] (1977) [a=Terry Wapram] (1977 1978) [a=Paul Cairns (2)] (1978 1979) [a=Paul Todd] (1979) [a=Tony Parsons (3)] (1979) [a=Dennis Stratton] (1979 1980) [a=Adrian Smith (2)] (1980 1990 and 1999 present) [a=Janick Gers] (1990 present) [b]Bass[ b] [a=Steve Harris] (1975 present) [b]Drums[ b] [a=Ron "Rebel" Matthews] (1975 1977) Barry "[a=Thunderstick]" Purkis (1977) [a=Doug Sampson] (1977 1979) [a=Clive Burr] (1980 1982) [a=Nicko McBrain] (1982 present in 1975 by bassist and primary songwriter [a=Steve Harris]