The Oshiri Tantei TV anime is directed by Hiroki Shibata and features series composition by Natsuko Takahashi and animation by Toei Animation.
The original Oshiri Tantei books are published in Japan by Poplar Publishing.
The series features the voice talents of Yūko Sanpei as Oshiri Tantei, Ayaka Saitō as Brown, Ikkei Watanabe as the Narrator, and Takahiro Sakurai in an as yet unnamed role.