'The Alienist' premieres on TNT tonight, January 22. The psychological thriller series stars Dakota Fanning, Luke Evans, and Daniel Bruhl. It focuses on an alienist, a newspaper illustrator, a secretary, and a police commissioner who work outside the law to find a serial killer. Steven Soderbergh's HBO series 'Mosaic' also premieres tonight. The show follows a pair of detectives who spend four years investigating the disappearance of a high-profile member of a picturesque community in Summit, Utah.