William Squire

William Squire (29 April 1917-3 May 1989) played the Shadow in the Doctor Who story The Armageddon Factor.

Squire had over eighty film and television roles from 1951-1988, and is most famous for playing Hunter on Callan. He also appeared in television shows such as Softly Softly, Armchair Theatre, Paul Temple, Jason King, All Creatures Great and Small and Blake's 7.