Doppelganger
Arrow · Season 6 · Episode 15
Oliver and Thea are shocked to hear that Roy Harper is back in Star City. However, when they discover the circumstances of Roy's return, Oliver and Thea realize that Roy is in trouble and jump in to save him. Black Siren makes a shocking decision.
Season 6
- Episode 1 · Fallout
- Episode 2 · Tribute
- Episode 3 · Next of Kin
- Episode 4 · Reversal
- Episode 5 · Deathstroke Returns
- Episode 6 · Promises Kept
- Episode 7 · Thanksgiving
- Episode 8 · Crisis on Earth-X (II)
- Episode 9 · Irreconcilable Differences
- Episode 10 · Divided
- Episode 11 · We Fall
- Episode 12 · All for Nothing
- Episode 13 · The Devil's Greatest Trick
- Episode 14 · Collision Course
- Episode 15 · Doppelganger
- Episode 16 · The Thanatos Guild
- Episode 17 · Brothers in Arms
- Episode 18 · Fundamentals
- Episode 19 · The Dragon
- Episode 20 · Shifting Allegiances
- Episode 21 · Docket No. 11-19-41-73
- Episode 22 · The Ties That Bind
- Episode 23 · Life Sentence