"The only way that we make it out of here is if we trust each other."
"We've been through worse, Oliver."
"I'm not sure that we have, John.
Oliver Queen and John Diggle
"Brothers in Arms" is the seventeenth episode of the sixth season of Arrow, and the one-hundred-thirty-second episode overall. It aired on April 5, 2018.


Oliver and Diggle face their biggest challenge yet. Curtis is disappointed to find out his new boyfriend has a firm anti-vigilante stance.[1]


  • The title refers to the fractured relationship between Oliver and Diggle.
  • This episode marks the first to not credit Willa Holland in the main cast bill since her departure in the previous episode, "The Thanatos Guild".
  • The fight between Oliver and Diggle is one of David Ramsey's favorite scenes.[2]




  1. Arrow - Episode 6.17 - Brothers In Arms - Promo, Promotional Photos + Press Release - SpoilerTV
  2. - Arrow (@CW_Arrow) - Twitter

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