Supergirl, The Flash, Green Arrow and Superman face the battle of their lives.
Felicity stands by her recent choices about her family.
A guard is killed at Slabside, making the place even more dangerous.
Oliver makes a drastic move in his quest to find Diaz.
Still in prison, Oliver faces his biggest challenge yet.
Oliver must align with an old enemy to track down Diaz.
The long-running series continues to step in the right direction with its latest season.
Find out all the latest about the next season of the long-running superhero series.
With Oliver behind bars, we take a look at where the show could go next season.
The season 4 finale left things wide open for an exciting season 5.
The pressure piles on Oliver.
Oliver finds himself in a dark place personally and professionally.