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TV Fanatic says that Castiel is back on “Supernatural

EW says we will learn who the “Riverdale” killer is

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TV Guide thinks it knows who “The Flash” Savitar is

TV Line tells us that Mark Consuelos has been cast on “Riverdale” as Veronica’s dad

EW has the scoop on the “Arrow” season finale

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TV Line talks with “The 100” boss about Octavia and Ilian’s new romance

The Nerdy Girl Express talks with iZombie co-creator Diane Ruggero-Wright about the new season

Comic Book Movie has new posters for “Supergirl” and “The Flash”

TV Line talks to “The Flash” actress Danielle Panabaker about her new Killer Frost look

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TV Guide tries to figure out who the “Riverdale” killer is

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ScreenRant asks if we now know Savitar’s identity on “The Flash”

I09 gives us the scoop on “Supergirl” “iZombie” and “The Flash”

Fan Fest tells us that John Barrowman will be a critical part of the “Arrow” season finale

CinemaBlend says a “The Flash” villain will help save Iris

Fan Fest looks if Ronnie Raymond is Savitar on “The Flash”

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Flickering Myth says Cat Grant (Calista Flockheart) is coming back to Supergirl in episode 21

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EW has the scoop on “Supernatural” “Riverdale” and “Arrow”