6.1
/10
Joseph O'Brien is a fictional character portrayed by John Griffin in the TV series Lethal Weapon.
They appear in 1 episodes out of a total of 55 aired

Joseph O'Brien

by John Griffin

character

Episodes1

  • 7.8
    /10

    Ties That Bind
    episode S1.E6 november 2016
    When Riggs and Murtaugh investigate a high-profile case surrounding the murder of a young model, they uncover a vicious secret behind the locked mansion gates of one of LA's wealthiest families. Riggs gets a jolt from his past when he discovers that an old friend of his wife has ties to the case. Back at home, Murtaugh is shocked to hear that his daughter is sending promiscuous photos to her new boyfriend.