Agents Fitz and Simmons follow a lead to end Hive's reign on Marvel's Agents of S.H.I.E.L.D. "Singularity" is the 18th episode of the show's third season.
Fitz (Iain De Caestecker) appears to be a little jealous of new agent Alphonso "Mack" MacKenzie (Henry Simmons) on Marvel's Agents of S.H.I.E.L.D. episode 2 "Heavy is the Head."
Simmons continues her undercover work at Hydra on Marvel's Agents of S.H.I.E.L.D. "A Hen in the Wolf House" is the fifth episode of the show's second season.
Fitz (Iain De Caestecker) shares his concerns with imaginary Simmons (Elizabeth Henstridge) on Marvel's Agents of S.H.I.E.L.D. episode 2 "Heavy is the Head."