The CW has released the first promo for Arrow episode 7.18 titled “Lost Canary,” featuring Laurel Lance unexpectedly going rogue as the Black Siren with the Black Canary and White Canary teaming up against her.
Featuring the return of Caity Lotz’s Sara Lance, the new episode is scheduled to air on April 15.
The show is produced by Bonanza Productions Inc. in association with Berlanti Productions and Warner Bros. Television.
Based on the DC characters, the series is executive produced by Greg Berlanti, Marc Guggenheim, Wendy Mericle and Sarah Schechter.