8.5
/10
DNI Mercier is a fictional character portrayed by Mark Harelik in the TV series Lie to Me.
In the first episode they appeared in, titled Sweet Sixteen (season 2), they were 59 years old.
They appear in 1 episodes out of a total of 48 aired

DNI Mercier

by Mark Harelik

character

Episodes1

  • 7.8
    /10

    Sweet Sixteen
    episode S2.E12 june 2010
    An Irish terrorist comes to Dr. Lightman to find out who killed his wife and daughter seven years ago, which reveals secrets about Lightman's relationship with Dr. Foster and his past job working counter-terrorism for the government.