If you were fascinated by the way The Lost Machine explores the tragic perspective of a sentient robot navigating human misunderstandings, you'll appreciate Robbie by Isaac Asimov. This short story offers a heartfelt look at a robot's relationship with a young girl and the fears and prejudices of those around them. Asimov's portrayal of Robbie's inner life and the reactions of the humans he serves echo Wyndham's probing questions about consciousness, empathy, and the boundaries between man and machine.

If you enjoyed experiencing a robot’s inner world in The Lost Machine, you’ll be drawn to Reason by Isaac Asimov, where the robot QT-1 ("Cutie") develops his own beliefs about existence, challenging his human creators. The story is told with a sharp focus on the robot’s perspective, offering both humor and a poignant look at the nature of intelligence and belief.

If the surprising emotional turns and tragic fate of the protagonist in The Lost Machine stuck with you, you'll find Helen O'Loy by Lester del Rey equally compelling. Here, a robot designed for companionship develops feelings and desires, leading to an unexpected and bittersweet resolution. The story’s twist on what it means to love and be loved by a machine will resonate with the emotional complexity you enjoyed.

If you appreciate the self-contained, impactful storytelling of The Lost Machine, you’ll be moved by Ray Bradbury’s There Will Come Soft Rains. This standalone story about an automated house continuing its routines after humanity’s demise delivers a powerful message in a brief format, with haunting imagery and a sense of inevitable tragedy.

If you were intrigued by the thoughtful, philosophical questions raised in The Lost Machine about consciousness and personhood, you’ll be captivated by The Bicentennial Man by Isaac Asimov. This story follows Andrew, a robot who strives for recognition and humanity over centuries, challenging readers to consider the nature of identity, rights, and the soul.