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Griffin Welks is a fictional character portrayed by J.C. MacKenzie in the TV series The Mentalist.
In the first episode they appeared in, titled Code Red (season 2), they were 39 years old.
They appear in 1 episodes out of a total of 151 aired

Griffin Welks

by J.C. MacKenzie

character

Episodes1

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    Code Red
    episode S2.E16 march 2010
    The leak of a dangerous virus at a bio-research facility results in the death of a scientist, and Lisbon and Jane clash with a Disease Control official when they decide to treat the death as a homicide.