Jack Conley, born June 3, 1958 in La Jolla, California, is an American actor who played the role of Sergeant Mackey on the FX original series Sons of Anarchy. Making his debut on the episode "Laying Pipe" in the series' fifth season, Jack plays the role of a corrupt chief security officer in charge of the hole at the San Joaquin County Correctional Facility. Loyal to the One-Niners gang and drug kingpin Damon Pope, Jack serves as a secondary antagonist in the early episodes of Season 5, and is most known for orchestrating the death of Opie Winston while incarcerated with the Sons in the same county jail. He met his demise during his only other appearance, on the episode "Small World", in the same season.





Appearances-Logo-SOA Season 5 appearances
"Sovereign" "Authority Vested" "Laying Pipe" "Stolen Huffy" "Orca Shrugged"
"Small World" "Toad's Wild Ride" "Ablation" "Andare Pescare" "Crucifixed"
"To Thine Own Self" "Darthy" "J'ai Obtenu Cette"