Season finale tonight at 8 p.m. ET on ABC. We'll see you next season on Tuesdays at 9 p.m. ET. Please note, this thread may contain spoilers and references to the Marvel Cinematic Universe. "Beginning of the End" - Season Finale Tuesday, May 13, 2014 @ 8 p.m. ET/7 CT on ABC Dark secrets are revealed as Coulson and his team put everything on the line to stop Garrett and the forces of HYDRA. #1.21: "Ragtag" ABC.com - Marvel's Agents of S.H.I.E.L.D.