Dead Signal Is Live: TerrorBox Launches with a New Vertical Horror Series

TerrorBox is live, and it opens with a new nightmare.

TerrorBox is now streaming: a horror-first home for vertical series, short films, and feature films, built for the screen people actually watch. The catalog leads with Dead Signal — a new vertical slasher series from Backyard Shorts — and the rest of the lineup opens the door with it.

Dead Signal: Some Calls Should Never Be Answered

After the untimely deaths of their brother and parents, siblings return to their childhood home to sort through what was left behind, only to realize something sinister is still there and watching them. That is the premise, and the series carries it across 17 episodes of vertical slasher tension — with the first episode free to watch.

Dead Signal stars Rick Shepard, Jessica Jacoby, Candace Mizga, and Aaron Oberst, and carries the Backyard Shorts stamp. From the rabbit-masked figure on the key art to the house waiting at the end of the frame, it understands that dread lives in the close-up — exactly what the 9:16 frame was made for.

Why a Vertical Series Leads the Launch

Vertical horror is not a compressed version of television. The 9:16 frame is intimate and claustrophobic by default — a face, a doorway, a hand, inches from the viewer — with no wide shot to hide in. Series built for that frame hit harder and move faster, because every second has to earn the next one. Dead Signal sets that standard for the TerrorBox catalog, and it is the reason the platform exists. For the longer argument, read why vertical horror is the future of streaming.

What Else Is Streaming at Launch

• Bright Lights,Dark Shadows — 80s vampire horror, 5 episodes
• Sweet Tooth — 2 episodes
• Nightmarish TV — the Atlanta anthology: Slasher, Ouija, and Augmented, 4 episodes each
• The Thicket — 1 episode
• Short films — Zero Starz, Quietly into the Night, Special Delivery, and Kill Box

For Filmmakers

TerrorBox exists for creators working in this format. If you have a finished vertical series, short film, or feature — or a concept you believe in — submit your project and put it in front of an audience that already watches this way.

Watch Dead Signal

Dead Signal is streaming now on TerrorBox — start with episode 1 (it's free), then unlock the rest. The full TerrorBox catalog is at watch.terrorboxtv.com, with new titles added as they land.

More from the blog: inside the Nightmarish TV collection.