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23 Episodes 2017 - 2018
Episode 1
Thu, Oct 12, 201742 mins
The future of the team is left hanging in the balance after the emotional showdown between Oliver Queen and Adrian Chase. Now, the focus shifts to uncovering the fate of each and every member of Team Arrow. Could anyone have possibly survived an island-wide explosion, or has the book closed on them, as it has on Oliver's five-year flashback story?

Episode 2
Thu, Oct 19, 201741 mins
Anatoly returns to Star City with a sinister agenda as Oliver tries to balance being the mayor, the Green Arrow and William's father.

Episode 3
Thu, Oct 26, 201741 mins
A rogue black ops team led by Onyx breaks into Kord Industries and steals something lethal. Oliver struggles to connect with William so he reaches out to a surprising source for help.

Episode 4
Thu, Nov 2, 201742 mins
Black Siren launches another attack on Star City just when Oliver has gotten things in order.

Episode 5
Thu, Nov 9, 201742 mins
Slade Wilson returns and asks Oliver for help in tracking down his son. When they learn Joe has been taken hostage by mercenaries, their mission to save him gets complicated by a terrible revelation that could shatter Slade's hopes of reunion forever. Meanwhile, Vigilante reappears in Star City.

Episode 6
Thu, Nov 16, 201742 mins
As Slade continues to uncover clues about his son's last few years, Oliver makes a big decision. Meanwhile, the Green Arrow leads the team into battle against "The Dragon," a villain who is stealing valuable tech in Star City.

Episode 7
Thu, Nov 23, 201742 mins
Oliver celebrates Thanksgiving with his family but the happy moment is interrupted. Meanwhile, Black Siren returns to wreak havoc on the holiday.

Episode 8
Mon, Nov 27, 201742 mins
Barry (guest star Grant Gustin) and Iris's (guest star Candice Patton) wedding brings the gang together, but things go awry when villains from Earth-X attack the ceremony. All of the superheroes band together with help from their super friends like Citizen Cold (guest star Wentworth Miller), The Ray (guest star Russell Tovey), Felicity Smoak (guest star Emily Bett Rickards), Iris West and Alex Danvers (Chyler Leigh) to take on their most formidable villains yet. Earth's mightiest heroes - Green Arrow (guest star Stephen Amell), Supergirl (Melissa Benoist), The Flash (guest star Grant Gustin) and White Canary (guest star Caity Lotz) - lead their teams into battle to save the world.

Episode 9
Thu, Dec 7, 201742 mins
Black Siren and Cayden James kidnap Quentin to get their hands on a weapon of mass destruction.

Episode 10
Thu, Jan 18, 201842 mins
Despite losing half his team, Oliver remains confident that he, Felicity and Diggle can stop Cayden James and Black Siren. However, when he discovers one of Cayden's secrets, he decides to team up with an unlikely ally. Meanwhile, Dinah spends time with Vince.

Episode 11
Thu, Jan 25, 201841 mins
Cayden James ups the ante by launching his plan to take control of every aspect of the city. Despite the scope of Cayden's plan, Oliver is determined to foil it with just the Original Team Arrow - and without the aid of Rene, Dinah, or Curtis. But things get complicated when William is endangered as a result of Cayden's handiwork.

Episode 12
Thu, Feb 1, 201842 mins
Oliver continues to battle Cayden James; when Dinah and Oliver have a major disagreement, one of their own is put in danger.

Episode 13
Thu, Feb 8, 201842 mins
Cayden James discovers a secret about the Green Arrow that pushes him over the edge. Knowing everyone and everything he loves is in danger, Oliver must decide if he can do this alone or if he needs to turn to his old teammates for help. William starts to demand more of Oliver's time.

Episode 14
Thu, Mar 1, 201840 mins
Oliver, Diggle and Felicity disagree with Dinah, Curtis and Rene on how to handle Black Siren. The two teams face off and a fight ensues.

Episode 15
Thu, Mar 8, 201841 mins
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.

Episode 16
Thu, Mar 29, 201842 mins
Nyssa Al Ghul returns to Star City to warn Thea that a group of renegade League of Assassins members are planning to attack her. This group, led by Athena, is intent on finding a mysterious box that Malcolm left behind and will stop at nothing to get it. Nyssa helps Oliver come to a life-changing realization.

Episode 17
Thu, Apr 5, 201842 mins
Oliver and Diggle face their biggest challenge yet; Curtis is disappointed to find out his new boyfriend has a firm anti-vigilante stance.

Episode 18
Thu, Apr 12, 201842 mins
Oliver hits rock bottom when he finds himself impeached from his role as mayor. After lashing out at Felicity and William, Oliver soon comes face to face with his past demons. Will he ever amend his own actions?

Episode 19
Thu, Apr 19, 201842 mins
Looking to expand his empire, Diaz and Laurel meet with The Quadrant, a coalition of mafia families who run national organized crime. Meanwhile, after Oliver's recent decision, Felicity and Curtis double their efforts on building Helix Dynamics.

Episode 20
Thu, Apr 26, 201842 mins
Oliver turns to an old friend to help battle Diaz. Meanwhile, Rene is out of the hospital but has a hard time re-adjusting to life as Wild Dog. Also, Lance discovers something shocking about Black Siren.

Episode 21
Thu, May 3, 201842 mins
A familiar face returns and the pressure mounts for Oliver, who begins to wonder if he will lose everything in his battle to save Star City.

Episode 22
Thu, May 10, 201841 mins
Diaz targets Team Arrow and their loved ones. Oliver struggles with Felicity putting herself in danger when she gets the chance to stop Diaz for good.

Episode 23
Thu, May 17, 201842 mins
With a new ally on his team, Oliver engages Diaz in an epic final battle.
