Dirk Gently's Holistic Detective Agency: The Salmon of Doubt (2016), Volume 1

Plagued by nightmares about a childhood he never had, Dirk returns to Cambridge University to seek the advice of his former tutor, the time-traveling Professor Reg Chronotis. There he discovers that a holistic detective can have more than one past, and his adventures have only just begun. Featuring fan-favorite characters from the original books as well as the cast from the TV series, including Samuel Barnett and Elijah Wood.