In 2018, writer/director Tilman Singer received the career boost of a lifetime when his thesis film, “Luz,” was picked up for distribution. It was a small-scale brain-bleeder with some effective scenes, but clearly lacked dramatic meat, becoming more appreciable for its style and mood. Singer returns with “Cuckoo,” and he’s a little more prepared to deliver a full story for viewers, at least ones willing to follow along with the overall strangeness and initial stillness of the endeavor. Much like “Luz,” “Cuckoo” is a bit out there and in no hurry to get where it’s going, but the destination is intriguing, and Tillman does well with atmosphere, providing a few artfully crafted freak-out sequences. He also has a cast invested in exploring physical and mental distress, with actress Hunter Schafer going full-body with her depiction of a young character experiencing a complete dismantling of her reality. Read the rest at Blu-ray.com