A not-so-romantic comedy about sexbots, millionaires, and artificial intelligence? Companion is a prescient warning against robotic partners in the hands of extreme narcissists. Drew Hancock's dystopian techno-thriller feels like an ominous threat, given how Silicon Valley dweebs like Mark Zuckerberg and Elon Musk are trying to replace humanity with plagiaristic, unstable coding. It's an enjoyable breakup brawler about "good" men with bad intentions but suffers from a formulaic, lower-ceiling execution—it just lacks oomph, is all.

Josh (Jack Quaid) and Iris (Sophie Thatcher) are your garden-variety pookie-pies living their best relationship lives. Iris's attachment to Josh keeps her heart aflutter ever since their supermarket meet-cute. She'll do anything to please Josh—like attend a lakeside vacation with Josh's friends and their significant others. Kat (Megan Suri) is spiteful, Eli (Harvey Guillén) a delight, and Sergey (Rupert Friend)—the wealthy Russian homeowner with a mysterious occupation—is a horndog. None...