ABC has released new "Agents of S.H.I.E.L.D." photos and the episode synopsis for "Watchdogs," featuring the debut of Mack's brother, Ruben (Gaius Charles).
MARVEL’S AGENTS OF S.H.I.E.L.D. – “Watchdogs” – When a radical group called The Watchdogs emerges with plans to eliminate the Inhumans, Agent Mack and his brother become caught in the crossfire. Meanwhile, Simmons discovers a powerful chemical compound that could alter the future for Inhumans, on “Marvel’s Agents of S.H.I.E.L.D.,” TUESDAY, MARCH 29 (9:00-10:00 p.m. EDT) on the ABC Television Network. (ABC/Kelsey McNeal)
"Watchdogs" airs Tuesday, March 29 at p p.m on ABC.