Fan Casting Mark O'Brien as Hourman III in Justice Society of America
thehellblazer made this fan casting suggestion on April 4, 2020. What do you think?See below to cast your vote, or click here to see all fan casting suggestions for this role.
Mark O'Brien
39 years old
Mark O'Brien (born May 7th, 1984) is a Canadian actor and director. He is best known for playing the role of Des Courtney in Republic of Doyle (2010) and Tom Rendon in Halt and Catch Fire (2014).
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