Watch The Case Book of Arne Online
The Case Book of Arne (2026) — Animation, Mystery. Watch The Case Book of Arne online on iPlayTV in 4K Ultra HD, with no downloads and no buffering.
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What is The Case Book of Arne about?
Louis Hartmann loses his father, a private detective investigating a string of murders, leaving him all alone. Rumor has it that the murders are the work of a Grave-Digger Vampire. Louis isn’t keen on superstitions and vows to catch the culprit himself. That is, until a self-proclaimed detective, Arne Neuntöte, and his assistant, Lynn Reinweiß, appear. A new door is about to open for Louis…
Latest episode
S1 · Episode 12 — All's Well That Ends Well · 2026-03-25
Lynn and friends battle their way through Dracula's soldiers as they race to rescue Arne before it's too late.
- Genres
- Animation, Mystery
- First aired
- 2026-01-07
- Rating
- ★ 6.3 / 10
Top cast
- Mariya Ise Louis Hartmann (voice)
- Koki Uchiyama Arne Neuntöte (voice)
- Aimi Tanaka Young Arne Neuntöte (voice)
- Yuka Nukui Lynn Reinweiß (voice)
- Yuki Sakakihara Zisye (voice)
- Yuuki Shin Nachzehrer (voice)
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