Val Kilmer obituary: A difficult man but a brilliant actor

AlamyVal Kilmer, who has died at the age of 65, was often underrated as an actor.He had extraordinary range: excelling in comedies, westerns, crime dramas, musical biopics and action-adventures films alike.And perhaps his best performance combined his skills as a stage actor with a fine singing voice, to bring to life 1960s-counterculture icon Jim Morrison, in Oliver Stone's film The Doors.Critic Roger Ebert…