Glenn Kenny: ‘Sputnik’ Review. A Return From Space, With a Little Something. In: The Best of 2020. The New York Times, 13. August 2020, abgerufen am 12. Dezember 2020: „While Sputnik doesn’t make its substantial borrowings from other sci-fi pictures entirely new, it does juice them up enough to yield a genuinely scary and satisfying experience.“
Midnight World Premiere. Sputnik. In: Festival Guide. Tribeca Enterprises LLC, April 2020, abgerufen am 12. Dezember 2020 (englisch): „The best in horror, sci-fi, and cult cinema for the late-night crowd.“