Season 0 of Arrow premiered on 2 oktober 2013.

Season 1 of Arrow premiered on 10 oktober 2012.

Oliver Queen returns to Starling city after being deserted on a hellish island for five years. He decides to become a mask wearing vigilante to fulfil his father's wishes and rid the city of crime. In his journey to do so, he is forced to make tough decisions even as he makes new friends and even more enemies which continue question his lethal ways of controlling crime.

Season 2 of Arrow premiered on 9 oktober 2013.

At the end of Season 1, Starling city suffered a huge loss and so did Oliver Queen. Learning from his mistakes, Oliver decides to change his methods even while honouring his promises to his friend. Meanwhile a new enemy from his past resurfaces to make life difficult for Oliver.

Season 3 of Arrow premiered on 8 oktober 2014.

Having achieved true hero status - Oliver Queen faces new challenges with a foe who has come back from the dead. This time, he has help in the form a new hero/side kick and a lot of familiar faces. There is also a new player - Ray Palmer (future atom) - in the mix, who has a new vision for turning Starling City into Star City.

Season 4 of Arrow premiered on 7 oktober 2015.

After defeating his most formidable foe to date and riding off into the sunset with longtime flame Felicity Smoak, Oliver Queen (aka The Arrow) left Starling City with the hopes of beginning a new life. But will Oliver ever truly be able to leave behind his past as the Arrow, and, if so, what becomes of the team he has worked so hard to assemble? Will military vet John Diggle, Oliver’s sister Thea Queen, and lawyer-turned-vigilante Laurel Lance be left to continue Oliver's crusade without him? And with Malcolm Merlyn having ascended to the top of the League of Assassins as the new Ra's al Ghul, is anyone really safe? The action-packed series continues with new villains, new heroes and new challenges!

Season 5 of Arrow premiered on 5 oktober 2016.

Newly appointed Mayor Oliver Queen finds himself challenged as he fights on two fronts for the future of Star City. With his right hand, John Diggle, back in the military and his sister Thea adamant about hanging up her vigilante hood as Speedy, Team Green Arrow is down to just Oliver and Felicity – but they’re no longer the only vigilantes in town. Green Arrow’s public defeat of Damien Darhk at the end of Season Four has inspired a new crop of masked heroes to step up and defend the city, though their painful inexperience makes them obstacles rather than allies in the field. The arrival of a deadly new adversary will force Oliver to confront questions about his own legacy, both as mayor and as the Green Arrow.

Season 6 of Arrow premiered on 12 oktober 2017.

Da Green Arrow, Oliver Queen (Stephen Amell) beskytter sit hjem, Star City med hjælp fra den tidligere soldat John Diggle (David Ramsey), computereksperten Felicity Smoak (Emily Bett Rickards), sin Thea Queen (Willa Holland), viceborgmester Quentin Lance (Paul Blackthorne), den geniale opfinder Curtis Holt (Echo Kellum), sine nye rekrutter den gadesagkyndige Rene Ramirez (Rick Gonzalez) og den superstærke Dinah Drake (Juliana Harkavy). I sæson seks har Oliver endeligt konsolideret og styrket sit forbryderbekæmpende team, for blot at få det truet af uforudseelige fjender fra hans fortid, inklusive Black Siren (Katie Cassidy), som er vendt tilbage til Star City, hvilket tvinger Oliver til at overveje sit forhold til hvert af sine "familie"-medlemmer.

Season 7 of Arrow premiered on 15 oktober 2018.

Efter Oliver Queens chokerende beslutning om at melde sig til FBI og afsløre sin identitet som Green Arrow for offentligheden, har Oliver tilbragt de sidste fem måneder i fængsel, mens hans team alene må beskytte Star City. I kølvandet på Ricardo Diazs flugt forvandles Oliver igen til en anden inde i Slabside Maximum Security Prison. Han er ikke den helt, vi engang kendte: Oliver har isoleret sig, undgået konflikt og ignoreret de fjender, der har hånet ham siden hans ankomst. Han er fast besluttet på at holde en lav profil for at forkorte sin dom for hans families skyld. Men Olivers grænser testes, da han og Team Green Arrow udfordres af de mest hensynsløse skurke, de endnu har mødt. Oliver tvinges til at søge oprejsning for sin familie, sit team og hans identitet, når både han og teamet må svare på spørgsmålet: hvad er den sande definition af en helt?

Season 8 of Arrow premiered on 15 oktober 2019.

In Arrow's final season, Oliver Queen is forced to confront the reality of what it means to be a hero.