Malachy Fisher is a fictional character from the British Channel 4 soap opera, Hollyoaks, played by Glen Wallace. Malachy first appeared in 2007 on a recurring basis and became a permanent character in 2008. The character has been noted for being at the centre of a HIV plot. In July 2010, it was announced that the character was to leave the show. The character was later killed off in a structure fire.