Rotenberg's first novel,
Old City Hall, is set in Toronto. The novel features scenes in the city's historic
Old City Hall, until recently used as a courthouse. All Rotenberg's books are set in Toronto, and feature the same ensemble cast. his seventh novel, "What We Buried" published February 2024. His eighth novel, "One Minute More," was published in February 2025. It is a prequel set in July 1988 when the world leaders, the G-7, met at Hart House at the University of Toronto. It features a young Ari Greene, chasing a would-be assassin on her way from the Quebec border to Toronto. In 2013, NPR broadcast a feature story about Rotenberg and Toronto for their
Crime in the City series, describing how he developed his characters by giving them actual locations in Toronto to live. He has written for two episodes for
Murdoch Mysteries, "Murdoch Schmurdoch" (2018) and "Manual for Murder" (2019). ==Personal life==