Vanessa Morgan on Riverdale
The Shannara Chronicles alum is set to take on the role of Southside Serpent Toni Topaz, who will share a lot of scenes with Jughead. "She's like a female Jughead. So she's trouble," executive producer Roberto Aguirre-Sacasa said of Toni, who is bisexual in the comics.
American Horror Story: Cult
Hot on the heels of the big reveal that season seven's theme would be Cult, Ryan Murphy spilled some casting news: Franchise vets Frances Conroy and Mare Winningham, among "others," will be back, while it will be the "heaviest" season yet for Evan Peters. We're not concerned about that at all!
Once Upon a Time's newbies
Get ready for ALL the newcomers in season seven: Dania Ramirez as Cinderella, Rose Reynolds as Alice, Reign's Adelaide Kane's as Cinderella's stepsister Drizella, Mekia Cox as Tiana and Gabriella Anwar's Lady Tremaine (aka Cinderella's wicked stepmother). And The Walking Dead's Andrew J. West makes his debut as the grown-up version of Henry.
Crystal Reed on Gotham
Teen Wolf's Reed takes on the role of Sofia Falcone, the strong, intelligent and calculating daughter of Don Falcone, in the Fox hit's fourth season. She'll team up with Jim to help take down Penguin after when she returns to Gotham after running the family's business in the south over the last 10 years.
Tom Welling on Lucifer
Talk about super casting news! The Smallville vet returns to TV in his first role since Clark Kent as in the Fox drama's third season. He'll play Marcus Pierce, an accomplished police lieutenant who is everything Lucifer is not: strategic, reserved and well-respected. But perhaps even more annoying are all the things they have in common. Both men are charming, charismatic and handsome as hell.
Danny Trejo and Neil Sandiland on The Flash
Watch out, Cisco! Trejo will play Earth-19 bounty hunter Gypsy's imposing father, Breacher, while Neil Sandiland (The 100) will play season four's big bad: The Thinker, a megamind who will battle The Flash all season long. Kim Engelbrecht will play his right hand, The Mechanic.
Michael Emerson on Arrow
The Person of Interest and Lost star joins the CW superhero drama as…TBD. But something tells us he's probably up to no good in Starling City.
Adrian Pasdar and Yael Grobglas on Supergirl
Heroes and Agents of S.H.I.E.L.D.'s Pasdar will play DC Comics character Morgan Edge, while Jane the Virgin's Grobglas is changing up her CW shows to play DC villainess Psi. Plus, Carl Lumbly will appear as M'yrnn J'onzz, the father of David Harewood's Martian Manhunter.
James Remar and Damon Gupton on Black Lightning
Dexter's dad is joining the CW freshman drama as a series regular, playing Peter Gambi, the oldest friend of Jefferson Pierce/Black Lightning. Damon Gupton has also joined the cast in the series regular role of Inspector Henderson, a cop who butts head and works with Black Lightning.
Legends of Tomorrow Season 3 Shake-up
Rejoice, Captain Cold fans, as Wentworth Miller will reprise the beloved role on a recurring basis, while Neal McDonough has been upped to a series regular, back in action as Damien Darhk. And Arthur Darvill will return in a recurring guest star capacity as Rip.
Saïd Taghmaoui on Legion
The Wonder Woman star is joining season two of the FX drama as Amahl Farouk (aka the Shadow King).
Robert Knepper on iZombie
Daddy's home! Blaine's dad is sticking around as Knepper has been upped to a series regular in season four.
Elizabeth Mitchell on The Expanse
The Lost alum will recur in the upcoming third season as "a character that brings a new, spiritual perspective to the series."
Calista Flockhart returns to Supergirl
After appearing in just two episodes of the second season, Flockhart will return for the season three premiere as Cat Grant, and will recur throughout the season.