William Glenn Shadix (April 15, 1952 – September 7, 2010) was an American actor. He was known for his role as Otho in Tim Burton's horror comedy film Beetlejuice and as the voice of the Mayor of Halloween Town in The Nightmare Before Christmas.
Mark leads a team of office workers whose memories have been surgically divided between their work and personal lives. When a mysterious colleague appears outside of work, it begins a journey to discover the truth about their jobs.
