The Killer Within poster

The Killer Within

September 13, 2025 · 60 min · 0/10 · Horror, Thriller

The Killer Within follows a group of kids who go camping for the weekend and find themselves being hunted by a creepy cultish serial killer in a pale white mask. There is a unique group of characters in this film and a truly terrifying killer. This movie is a love letter to 80s slasher movies and gives off vibes of being inspired by films like Friday the 13th, Halloween, and The Texas Chainsaw Massacre.

Director: Sebastian Fischer, Ethan Diddlemeyer
Writers: Ethan Diddlemeyer, Sebastian Fischer

Cast

Hannah Yeagley
Genevieve
Sebastian Fischer
Kieran Simmons (The Killer)
Ethan Diddlemeyer
Corey
Julia Persinger
Julia
Malia Segree
Cynthia
Aleksandar Podkrajac
Jack
Avonte Morton
Darnell
Nick Lusby
Collin (Random Camper 1)
Jennifer Brunk
Scarlett (Random Camper 2)
Rachel Diddlemeyer
Rachel Prescott
Cardella Brink
Cardella Coxnbut
Angela Ashe
Angela Ball

Crew

  • Director: Sebastian Fischer
  • Director: Ethan Diddlemeyer
  • Musician: Harley Poe
  • Music: Jacob Ashe
  • Musician: Brandon Ilczuk
  • Editor: Ethan Diddlemeyer
  • Cinematography: Ethan Diddlemeyer
  • Co-Art Director: Hannah Yeagley
  • Makeup Artist: Maddy Diddlemeyer
  • Property Master: Sebastian Fischer
  • Writer: Ethan Diddlemeyer
  • Writer: Sebastian Fischer

Overview

The Killer Within follows a group of kids who go camping for the weekend and find themselves being hunted by a creepy cultish serial killer in a pale white mask. There is a unique group of characters in this film and a truly terrifying killer. This movie is a love letter to 80s slasher movies and gives off vibes of being inspired by films like Friday the 13th, Halloween, and The Texas Chainsaw Massacre.