As the title implies, Hal & Harper follows Hal (Raiff) and Harper (Lili Reinhart), a brother and sister who, as their father (Mark Ruffalo) says, had to grow up much faster than they should’ve.

"Hal & Harper" follows the struggling lives of the eponymous brother and sister, played by Cooper Raiff and "Riverdale" regular Lili Reinhart. The siblings are incredibly close to each other ...

At this year's Sundance Film Festival, writer, director, and actor Cooper Raiff(Cha Cha Real Smooth) returned to Park City for the World Premiere of his drama series Hal & Harper. Joined by his ...

During one of many flashback scenes scattered intermittently throughout "Hal & Ha r per," a 9-year-old Harper (played by 28-year-old Lili Reinhart) sits in the bedroom she shares with her 7-year ...

During one of many flashback scenes scattered intermittently throughout “Hal & Ha r per,” a 9-year-old Harper (played by 28-year-old Lili Reinhart) sits in the bedroom she shares with her 7-year-old ...