Sgt. Michael O'Mara is a fictional character portrayed by James Hanlon in the TV series Criminal Minds.
In the first episode they appeared in, titled Omnivore (season 4), they were 43 years old.
They appear in 1 episodes out of a total of 339 aired so far
Episodes1
Omnivore
episode S4.E18 march 2009After being inactive for 10 years, Hotch's first BAU case, an elusive serial killer known as the Reaper, starts killing again.