The Flash· Season 1 · Episode 16
Deadly Nightshade
Philanthropist Curtis Bonnahan, son of Derek Bonnahan, a mobster arrested by the Nightshade in the 1960s, becomes a copycat vigilante known as "The Deadly Nightshade", who employs lethal force in his crusade against crime.
Not streaming in your region — see every region's options
Guest stars
Mike Genoveseas Lt Warren Garfield
Richard Belzeras Joe Kline
Dick Milleras Fosnight
Jason Bernardas Dr. Desmond Powell
Jeri Ryanas Felicia Kane
Richard Burgias Curtis Bohannan
Denise Crosbyas Rebecca Frost
Gloria LeRoyas Pearl
Will MacMillanas Chesley Keefe
Jonathan Fulleras Steve 4XCharles McDanielas Double Decker Johnny
Crew
Bruce BilsonDirectorHoward ChaykinWriter
John Francis MooreWriter
Shows like The Flash
The closest matches on shared genres, ranked by match strength and popularity.
- 01Action·Adventure·Science-FictionStargate SG·11997–2008·Syfy
Stargate SG-1 is a science fiction series based on the original film Stargate. - 02Action·Adventure·Science-FictionThe Mandalorian2019–2023·Disney+
After the stories of Jango and Boba Fett, another warrior emerges in the Star Wars universe. - 03Action·Adventure·Science-FictionLanterns2026–present·HBOLanterns follows new recruit John Stewart and Lantern legend Hal Jordan, two intergalactic cops drawn into a dark, Earth-based mystery as they investigate a murder in the American heartland.
- 04Action·Adventure·Science-FictionStar Trek: Strange New Worlds2022–present·Paramount+
Star Trek: Strange New Worlds follows Captain Pike, Science Officer Spock and Number One in the decade before Captain Kirk boarded the U.S.S. - 05Action·Adventure·Science-FictionAhsoka2023–present·Disney+Set after the fall of the Empire, Ahsoka follows the former Jedi knight Ahsoka Tano as she investigates an emerging threat to a vulnerable galaxy.
- 06Action·Adventure·Science-FictionMonarch: Legacy of Monsters2023
After surviving Godzilla's attack on San Francisco, Cate is shaken yet again by a shocking secret.
