Columns: No. in series | No. in season | Title | Directed by | Written by | Original air date | Production code | U.S. viewers (million)
34 | 1 | "Hats and Bats" | Christopher Chulack | Jonathan Lisco | February13,2013 | 3X7551 | 1.16 | 35 | 2 | "Heat" | Daniel Sackheim | Heather Zuhlke | February20,2013 | 3X7552 | 1.21 | 36 | 3 | "Babel" | J. Michael Muro | Aaron Rahsaan Thomas | February27,2013 | 3X7553 | 1.18 | 37 | 4 | "Under the Big Top" | Felix Alcalá | Sara Gran | March6,2013 | 3X7554 | 1.51 | 38 | 5 | "Off Duty" | Regina King | Zack Whedon | March13,2013 | 3X7555 | 1.72 | 39 | 6 | "Bleed Out" | Christopher Chulack | Chad Feehan | March20,2013 | 3X7556 | 1.45 | 40 | 7 | "Heroes" | J. Michael Muro | Heather Zuhlke | March27,2013 | 3X7557 | 1.32 | 41 | 8 | "The Felix Paradox" | Stephen Cragg | Aaron Rahsaan Thomas | April3,2013 | 3X7558 | 1.46 | 42 | 9 | "Chaos" | Christopher Chulack | Zack Whedon | April10,2013 | 3X7559 | 1.59