How old was Mark Neilson in…

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Mark Neilson was 45 in The Royal Treatment as 'Florist'.

Movie Released: Thu, Jan 20 2022

Mark Neilson was 43 in Black Christmas as 'Gil O'Leary'.

Movie Released: Wed, Dec 11 2019

Mark Neilson was 37 in I Survived a Zombie Holocaust as 'Randy Bateman'.

Movie Released: Mon, Aug 25 2014

Sorted by Release Date
Ages in TV shows are based off the first air date and may not be accurate. View individual episode details for accurate ages

Mark Neilson was 43+ in One Lane Bridge as 'Pathologist'.

TV Show Released: First Air Date
Mon, Apr 20 2020

Mark Neilson was 39+ in Wanted as 'Publican Trevor'.

TV Show Released: First Air Date
Tue, Feb 09 2016