Arrow - Season 2 - Eps 18: Deathstroke
Sara and Roy become prisoners at the Slade and the only one who is able to save them is Oliver Queen.
About Arrow

Title: Arrow
First Air Date: 2012-10-10
Last Air Date: 2020-01-28
Status: Ended
Rating: 6.8/10 (from 6041 votes)
Language: EN
Seasons: 9
Total Episodes: 170
Network: The CW
Genres: Crime, Drama, Action & Adventure
Production Companies: Berlanti Productions, DC Entertainment, Warner Bros. Television
Synopsis
Spoiled billionaire playboy Oliver Queen is missing and presumed dead when his yacht is lost at sea. He returns five years later a changed man, determined to clean up the city as a hooded vigilante armed with a bow.
Cast

Stephen Amell
Oliver Queen / Green Arrow

Rick Gonzalez
Rene Ramirez / Wild Dog

Katherine McNamara
Mia Smoak / Blackstar

David Ramsey
John Diggle / Spartan

Katie Cassidy
Laurel Lance / Black Canary

Juliana Harkavy
Dinah Drake / Black Canary

Joseph David-Jones
Connor Hawke

Ben Lewis
Adult William Clayton