Sleepy Princess in the Demon Castle

Sleepy Princess in the Demon Castle (2020)

Animation Comedy Sci-Fi & Fantasy

Syalis is a princess. A really cute one. When she gets kidnapped by the Demon King as a hostage, she's stuck in a castle full of demons, waiting to be rescued by her knight in shining armor. So what does she do? What any of us would. Take a nap—on a pillow she fashioned from her Teddy Demon guards. Duh.

star 8.5 7.5
  • First Air Date: 2020-10-06
  • Last Air Date: 2020-12-22
  • Total Seasons: 1
  • Total Episodes: 12
  • Network: TV Tokyo

Where to Watch Sleepy Princess in the Demon Castle Online

You can now watch Sleepy Princess in the Demon Castle online on the following streaming providers in the United States.


    • Seasons

    • Season 0

      35 Episodes

    • Season 1

      12 Episodes

    Trailer

    Cast

    • Inori Minase

      Princess Syalis (voice)

    • Kaito Ishikawa

      Demon Cleric (voice)

    • Yoshitsugu Matsuoka

      Demon King Tasogare (voice)

    • Hiro Shimono

      The Hero Akatsuki (voice)

    • Rikiya Koyama

      Majiro the Hedgehog (voice)

    • Kouichi Souma

      Frankenzombie (voice) / Ghost Wrapping Paper (voice)

    • Junichi Suwabe

      Caesar Magician (voice)

    • Shinya Takahashi

      Goblin Serf (voice)

    • Chikahiro Kobayashi

      Red Siberian (voice)

    • Sayaka Ohara

      Harpy (voice)

    • Ayane Sakura

      Aladdif (voice)

    • Takeo Otsuka

      Poseidon (voice)

    • Masashi Yamane

      Minotauro (voice)

    • Takaya Kuroda

      Flame Poison Dragon (voice)

    • Sayaka Ohara

      Neo Alraune (voice)

    • Shin-ichiro Miki

      Hypnos (voice)

    • Kisho Taniyama

      Hades (voice)

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