Nathan Riggs is a fictional character portrayed by Michael Dorn in the TV series Without a Trace.
In the first episode they appeared in, titled Absalom (season 6), they were 54 years old.
They appear in 1 episodes out of a total of 160 aired
Episodes1
Absalom
episode S6.E7 november 2007A college student disappears after his racist statements are posted on an Internet video site, but the case reveals a secret about the student's racial identity and his real father.