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![](https://image.tmdb.org/t/p/w342/gKG5QGz5Ngf8fgWpBsWtlg5L2SF.jpg)
Doppelganger
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.
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![](https://image.tmdb.org/t/p/w300/dXTyVDTIgeByvUOUEiHjbi8xX9A.jpg)
![](https://image.tmdb.org/t/p/w300/scivLGg7zdqmdw5eDW3rvrEavr6.jpg)
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Other episodes for this season
![Fallout](https://image.tmdb.org/t/p/w300/tku04rIOjFHIwdkjeSGi6DQiOQp.jpg)
![Tribute](https://image.tmdb.org/t/p/w300/eGwGlULe1PLqEtJf2yllWhVVrhv.jpg)
![Next of Kin](https://image.tmdb.org/t/p/w300/oSpZyzjBqKPdIpbPAbYLyd7dSDv.jpg)
![Reversal](https://image.tmdb.org/t/p/w300/4vZfTCKJiCAMLIMduyVhMcZ9WdT.jpg)
![Deathstroke Returns](https://image.tmdb.org/t/p/w300/iKpNoDp4onqXa0PtiA6jrBhT1Sv.jpg)
![Promises Kept](https://image.tmdb.org/t/p/w300/6fGdUj9jrxeUJAu6y9wZRb98Nb0.jpg)
![Thanksgiving](https://image.tmdb.org/t/p/w300/adarSKMQhzSmupOpMlEx0P54pu4.jpg)
![Crisis on Earth-X (II)](https://image.tmdb.org/t/p/w300/8uBnSngtwBE5MaMweQOf32h6sOl.jpg)
![Irreconcilable Differences](https://image.tmdb.org/t/p/w300/674MdRWyRSEYkzzKuY7K0m92cAd.jpg)
![Divided](https://image.tmdb.org/t/p/w300/4SzRLUqe0sVkxMwVPXtu4q7sYo3.jpg)
![We Fall](https://image.tmdb.org/t/p/w300/ez3yUFmi2EtjH9ZPugyUnB1WGO4.jpg)
![All for Nothing](https://image.tmdb.org/t/p/w300/cd5CjXF1Xd7zCaN7493VvUGn1s4.jpg)
![The Devil's Greatest Trick](https://image.tmdb.org/t/p/w300/ajU4z8pP9oCPx0HIaEwRnPj22E7.jpg)
![Collision Course](https://image.tmdb.org/t/p/w300/3qxzSeID32pkNzd4liVvWxOUpdS.jpg)
![Doppelganger](https://image.tmdb.org/t/p/w300/FyxBXoa2ZwpuNN94pAU25gZ6vN.jpg)
![The Thanatos Guild](https://image.tmdb.org/t/p/w300/v7sBGkfvxylH1aP5ZEsPGd0XTJw.jpg)
![Brothers in Arms](https://image.tmdb.org/t/p/w300/e24WMrUA1H8Uutj2ipo0CZdWpZ1.jpg)
![Fundamentals](https://image.tmdb.org/t/p/w300/aBfCd3WaEPKUL5G3hWTuNjQijoU.jpg)
![The Dragon](https://image.tmdb.org/t/p/w300/bDe17biudys90VpMvYxdv1cLlSM.jpg)
![Shifting Allegiances](https://image.tmdb.org/t/p/w300/qTFEkwjqJj3ejLcT9OlrknoFI1s.jpg)
![Docket No. 11-19-41-73](https://image.tmdb.org/t/p/w300/31FdFHr4eritXAAREyi5QcqEbon.jpg)
![The Ties That Bind](https://image.tmdb.org/t/p/w300/e4WB4PCgA5N57avMupNLHEyaVPI.jpg)
![Life Sentence](https://image.tmdb.org/t/p/w300/cknHTRfyBpPFwiZtytY5xbDxONu.jpg)