Arrow
Checkmate
Season 5, Episode 16 · Aired 2017-03-15
Synopsis
Oliver learns who he's up against, and that Prometheus isn't his only enemy. Meanwhile, Felicity is forced to turn to Helix to get the information she needs to find Susan.
In the series
This episode is part of Arrow (2012–2020) on The CW.
Oliver Queen’s hooded crusade — the show that built the Arrowverse.
Key cast
- Stephen Amell as Oliver Queen / Green Arrow
- Katie Cassidy as Laurel Lance
- David Ramsey as John Diggle
- Emily Bett Rickards as Felicity Smoak
- Manu Bennett as Slade Wilson
- Colton Haynes as Roy Harper