Graham McTavish On Making A Surprise Appearance At 'Outlander's' Comic-Con Panel & More

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On the red carpet at Entertainment Weekly's annual Comic-Con party at Float at the Hard Rock hotel in San Diego, Graham McTavish reveals to how it came about that he took the stage at "Outlander's" SDCC panel in a Dougal MacKenzie-like fashion, shouting "Tulach And!" And, what's next on his AMC series, "Preacher," where he plays the Saint of Killers. Plus, Graham tells Access what he'll remember most about Comic-Con 2017.

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