In "A.W.O.L.", the next episode of "Arrow," Amanda Waller and A.R.G.U.S. pay Digg's brother Andy a visit. Meanwhile, Laurel and Oliver spar and Team Arrow gets a little help from Digg's wife Lyla Michaels during Felicity's recovery.
According to the official episode description, "Diggle (David Ramsey) must learn to trust his brother Andy (guest star Eugene Byrd) when an enemy of their wartime past, an agent of the criminal organization Shadowspire, pays a visit to Star City. However, Diggle learns more than he bargained for about their shared time at war. Meanwhile, Oliver (Stephen Amell) has to learn a whole new way of life. Charlotte Brandstrom directed the episode."