- Spinnenkiller
- Spirit Stealer: Ghosts in the Library
- Spirits of the Season
- Spirits of the Storm
- Spiros the Ghost Phoenix
- Spookermarket
- Spooktocht in het donker
- Spookweerwolven
- Spooky & Spookier
- Spooky Halloween Tales For Kids
- Spooky Poems
- Sproutzilla vs. Christmas
- Spökfångarna 1 - Tornspöket
- Spöknät
- Spökskeppet Vallona
- Spökstallets gåta
- Spøgelserne i dyreparken 1
- Spøgelserne i dyreparken 2
- Spøgelsesklinten
- Spøkelsesskolen
- Srebrny Chłopiec
- Stampy Cat Versus The Dark Mob
- Stampy Cat's Dark Side: An Interactive Adventure Novel
- Stanna alla klockor
- Stay-Home-Monster: Alma is on corona break
- Stealth the Ghost Panther
- Stella und der Mondscheinvogel
- Stenjätten
- Stinetinglers
- Sting the Scorpion Man
- Stoneywish and other chilling stories: A Bloomsbury Reader
- Storie fantastiche di paura
- Story Box #2: Cat Island
- Strašidýlko z aktovky
- Streghette Combinaguai
- Striden i apgrottan
- Strong
- Strooi maar met je dwaallichten...
- Strytor the Skeleton Dragon
- Styro the Snapping Brute
- Styx the Lurking Terror
- Stålborgen
- Summer's Crossing
- Sunshine & Shadows-Book 3
- Super Max and the Mystery of Thornwood's Revenge
- Super Soccer Freak Show
- SuperDolfje
- Superestrelles per un dia (Les Fantàstiques Formiguets 2)
- SuperDolfje
- Superestrelles per un dia (Les Fantàstiques Formiguets 2)
- Supermalsons. Dins el retrat pervers
- Supermalsons. Doble malvat
- Supermalsons. El laboratori del pànic
- Supermalsons. Illa vodú
- Supermalsons. La lliga del terror
- Supermalsons. Parc Inferno
- Supermalsons. RVE: Realitat Virtual Espantosa
- Supermalsons. Una escola bestial
- Supersustos. Dentro del retrato perverso
- Supersustos. Doble malvado
- Supersustos. El laboratorio del pánico
- Supersustos. Parque Inferno
- Supersustos. RVE: Realidad virtual espantosa
- Supersustos. Un colegio bestial
- Suzy Online
- Svart vatten
- Svenska spökguiden: följ med till 110 kusliga spökplatser
- Swamp Monster
- Swamp of Lost Souls
- Swamp of the Hideous Zombies
- Swamp Scarefest