![Arrow Season 1 Episode 21 Arrow Season 1 Episode 21](https://image.tmdb.org/t/p/w185/mo0FP1GxOFZT4UDde7RFDz5APXF.jpg)
Arrow Season 1 Episode 21
Diggle refuses to work with Oliver, forcing the vigilante to turn to Felicity when he needs to infiltrate a casino whose owner has information on Walter’s whereabouts. Meanwhile, Tommy tells Laurel that Oliver still loves her, and in flashbacks Malcolm and Robert disagree on how to bring about The Undertaking.
Serie: Arrow
Director: Michael Schultz
Guest Star: Chin Han, Colin Salmon, Emily Bett Rickards, Jamey Sheridan, John Barrowman, Manu Bennett, Ray Galletti