John Tierney
Acting
Biography
Known For
★ 8.3
Stargate SG-1
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★ 8.4
The X-Files
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★ 7.9
Psych
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★ 8.0
Stargate Atlantis
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★ 7.4
Highlander: The Series
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★ 7.4
Highlander: The Series
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★ 7.7
Millennium
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★ 7.6
Travelers
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★ 7.1
First Wave
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★ 6.2
Viper
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★ 6.6
Wiseguy
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★ 7.1
The Commish
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★ 7.1
Reaper
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★ 7.7
Siren
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★ 7.6
The Butterfly Effect
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★ 7.2
Loudermilk
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★ 6.0
Century City
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★ 6.8
The Hat Squad
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