Twilight Q (トワイライトQ Towairaito Kyū?) is an anime OVA series released in Japan in 1987 by Network Frontier (now Bandai Visual). The series is similar to The Twilight Zone in content and presentation. It was aired in Japan on the anime television network Animax on August 5, 2007.
The first part, Time Knot: Reflection (時の結び目 Reflection Toki no Musubime Rifurekushon?), has two girls at a beach where one of them finds an old camera. She develops the film and finds out that she's in some of the pictures, despite not remembering the pictures being taken. She then finds out the camera is a model not yet released.
The second part, Mystery Article File 538 (迷宮物件 File538 Meikyū Bukken Fairu Go San Hachi?), follows a detective investigating the mysterious disappearances of airplanes, and his investigation into a father and daughter.
- Mayumi: Mako Hyōdō
- Kiwako: Miina Tominaga
- Uemura: Masahiro Anzai
- Hirata: Yasuyuki Hirata
- Dad: Natsuo Tokuhiro
- Mom: Kumiko Takizawa
- Teacher: Rokurō Naya
- Man: Tetsuya Kaji
- Young Girl: Mako Hyōdō
- Radio Announcer: Shigeru Chiba
- Original Story, Screenplay, Director: Mamoru Oshii
- Producer: Shin Unosawa, Makoto Kubo
- Character Design: Katsuya Kondō
- Animation Director: Shinji Ōtsuka
- Art Director: Hiromasa Ogura
- Camera Director: Seiichi Morishita
- Audio Director: Shigeharu Shiba
- Music: Kenji Kawai
- Key Animation: Kitarō Kōsaka, Katsuya Kondō, Makiko Futaki, Toshio Kawaguchi, Shinji Ōtsuka, Masaaki Endō
- Production: Network Frontier Jigyōbu, Studio Deen
- "Twilight Q". Anime-Planet. Retrieved 2007-07-03.
- "ANIMAX アニメ見るならアニマックス：新番組" (in Japanese). Animax. Archived from the original on 2007-07-01. Retrieved 2007-07-03.
- "トワイライトＱ" (in Japanese). Bandai Visual. 2004-02-25. Retrieved 2007-07-03.
- Shelton, Andrew (2001-03-26). "Twilight Q". Anime Meta=Review. Retrieved 2007-07-03. More than one of
- "Twilight Q (OAV)". Anime News Network. Retrieved 2007-07-03.