'NCIS: Los Angeles:' Top 10 moments from 'Old Tricks'

7. Callen’s father

Callen is sent on a mission of his own when his father is spotted in the city. It turns out he has been following his daughter’s ex and thinks he is doing drugs. However, Callen soon figures out that the ex, Pacey, is actually a criminal informant so he has to cover in order to fix the situation. He tells his father it is time for no more secrets and they finally decide to tell Alex she is related to them.

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