HBO Max tends to get an eclectic mix of modern movies and classic films every month. But the older movies outnumber the new ones. Fortunately, there is a good selection of relatively recent films this month, courtesy of A24's movie library. Now that the new films are here, Watch With Us is sharing our picks for the three underrated HBO Max movies you should watch in January 2026. This month, our picks include a thriller, an action comedy and a good old-fashioned rom-com.