66		Countdown to Doom (DOS, 1987)
65		Solus (DOS, 1988)
62		Fallen Hero: Rebirth (Windows, 2018)
61		MetaHuman Inc. (Windows, 2015)
60		Choice of the Petal Throne (Windows, 2015)
60		The Hero Project: Open Season (Windows, 2018)
60		Intergalactic Life (DOS, 2002)
60		T-Rex Time Machine (Windows, 2017)
60		Silverworld (Windows, 2018)
60		Reckless Space Pirates (Windows, 2017)
60		Rent-a-Vice (Windows, 2018)
60		Diabolical (Windows, 2015)
60		Wraith Blaster (DOS, 1993)
60		The Away Team (Windows, 2016)
60		Versus: The Lost Ones (Windows, 2015)
53		The Hitchhiker's Guide to the Galaxy (DOS, 1984)
51		Fahrenheit 451 (DOS, 1984)
50		Tamoret: The Adventure to the Fourth Dimension (DOS, 1995)
50		The Martian Job (Windows, 2018)
50		Code 7 (Windows, 2017)
50		Lifeline (Windows, 2017)
50		Hadean Lands (Windows, 2016)
50		The ORPHEUS Ruse (Windows, 2015)
50		A Wise Use of Time (Windows, 2015)
50		Creatures Such as We (Windows, 2017)
50		Suspended (DOS, 1983)
50		Infinite Universe (Windows, 2014)
50		Psy High (Windows, 2014)
50		Welcome to Moreytown (Windows, 2017)
43		Starship Columbus (DOS, 1986)

Notes: Games similar to Return to Doom, Games like Return to Doom, Topologika Software Ltd., DOS, Adventure, Sci-Fi, Futuristic, Interactive Fiction, Text Adventure, Text-based, Spreadsheet, PC, Game Similarities.