Here some top rated movies similar to Altered States:
Sunshine(2007)
Rating: 7 Genre:Science Fiction, Thriller, Horror
Cast: Cillian Murphy, Rose Byrne, Chris Evans, Michelle Yeoh, Cliff Curtis, Hiroyuki Sanada, Troy Garity, Benedict Wong, Mark Strong
Synchronic(2020)
Rating: 6.3 Genre:Science Fiction, Drama, Thriller, Horror
Cast: Anthony Mackie, Jamie Dornan, Katie Aselton, Alexia Ioannides, Ramiz Monsef, Bill Oberst Jr., Betsy Holt, Shane Brady, Kate Adair
28 Days Later(2002)
Rating: 7.2 Genre:Horror, Thriller, Science Fiction
Cast: Cillian Murphy, Naomie Harris, Brendan Gleeson, Megan Burns, Christopher Eccleston, Noah Huntley, Christopher Dunne, Emma Hitching, Luke Mably
Color Out of Space(2019)
Rating: 6 Genre:Mystery, Science Fiction, Horror, Thriller
Cast: Nicolas Cage, Joely Richardson, Madeleine Arthur, Elliot Knight, Tommy Chong, Brendan Meyer, Julian Hilliard, Josh C. Waller, Q'orianka Kilcher
Dark Skies(2013)
Rating: 6.3 Genre:Science Fiction, Thriller, Horror
Cast: Keri Russell, Josh Hamilton, Dakota Goyo, J.K. Simmons, Trevor St. John, Annie Thurman, Myndy Crist, Josh Wingate, Ron Ostrow
Circle(2015)
Rating: 6 Genre:Science Fiction, Mystery, Drama, Thriller, Horror
Cast: Julie Benz, Carter Jenkins, Cesar Garcia, Mercy Malick, Lisa Pelikan, Molly Jackson, Sara Sanderson, Michael Nardelli, Lawrence Kao
Critters(1986)
Rating: 6.4 Genre:Horror, Action, Comedy, Science Fiction, Thriller
Cast: Dee Wallace, M. Emmet Walsh, Billy Green Bush, Scott Grimes, Nadine Van der Velde, Billy Zane, Lin Shaye, Ethan Phillips, Don Keith Opper
The Mist(2007)
Rating: 6.9 Genre:Horror, Science Fiction, Thriller
Cast: Thomas Jane, Laurie Holden, Toby Jones, Marcia Gay Harden, Andre Braugher, William Sadler, Jeffrey DeMunn, Samuel Witwer, Chris Owen
World War Z(2013)
Rating: 6.8 Genre:Action, Drama, Horror, Science Fiction, Thriller
Cast: Brad Pitt, Mireille Enos, Daniella Kertesz, James Badge Dale, Ludi Boeken, Matthew Fox, Fana Mokoena, David Morse, Elyes Gabel
Firestarter(1984)
Rating: 6.3 Genre:Horror, Thriller, Science Fiction
Cast: Drew Barrymore, David Keith, Freddie Jones, Heather Locklear, Martin Sheen, George C. Scott, Art Carney, Louise Fletcher, Moses Gunn
Oxygen(2021)
Rating: 6.6 Genre:Science Fiction, Thriller, Horror
Cast: Mélanie Laurent, Mathieu Amalric, Malik Zidi, Laura Boujenah, Éric Herson-Macarel, Anie Balestra, Marc Saez, Cathy Cerda, Lyah Valade
Elizabeth Harvest(2018)
Rating: 6.2 Genre:Science Fiction, Thriller, Horror, Mystery
Cast: Abbey Lee, Ciarán Hinds, Carla Gugino, Matthew Beard, Dylan Baker
Black Box(2020)
Rating: 6.5 Genre:Horror, Science Fiction, Thriller
Cast: Mamoudou Athie, Phylicia Rashād, Amanda Christine, Tosin Morohunfola, Charmaine Bingwa, Donald Watkins, Troy James, Nyah Marie Johnson, Najah Bradley
The Invisible Man(2020)
Rating: 7.1 Genre:Thriller, Science Fiction, Horror
Cast: Elisabeth Moss, Aldis Hodge, Storm Reid, Michael Dorman, Harriet Dyer, Oliver Jackson-Cohen, Benedict Hardie, Zara Michales, Renee Lim
The Dead Zone(1983)
Rating: 7 Genre:Thriller, Horror, Science Fiction
Cast: Christopher Walken, Brooke Adams, Tom Skerritt, Herbert Lom, Anthony Zerbe, Colleen Dewhurst, Martin Sheen, Nicholas Campbell, Sean Sullivan
Train to Busan(2016)
Rating: 7.8 Genre:Horror, Thriller, Science Fiction, Action
Cast: Gong Yoo, Jung Yu-mi, Ma Dong-seok, Choi Woo-shik, An So-hee, Kim Su-an, Kim Eui-sung, Ye Soo-jung, Park Myung-shin
A Quiet Place Part II(2021)
Rating: 7.6 Genre:Science Fiction, Thriller, Horror
Cast: Emily Blunt, Cillian Murphy, Millicent Simmonds, Noah Jupe, Djimon Hounsou, John Krasinski, Wayne Duvall, Scoot McNairy, Okieriete Onaodowan
Nope(2022)
Rating: 7 Genre:Horror, Mystery, Science Fiction, Thriller
Cast: Daniel Kaluuya, Keke Palmer, Brandon Perea, Steven Yeun, Michael Wincott, Wrenn Schmidt, Barbie Ferreira, Terry Notary, Devon Graye
No One Will Save You(2023)
Rating: 6.8 Genre:Horror, Science Fiction, Thriller
Cast: Kaitlyn Dever, Elizabeth Kaluev, Zack Duhame, Lauren L. Murray, Geraldine Singer, Dane Rhodes, Daniel Rigamer, Evangeline Rose, Dari Lynn Griffin
Possessor Uncut(2020)
Rating: 6.3 Genre:Horror, Thriller, Science Fiction
Cast: Andrea Riseborough, Christopher Abbott, Jennifer Jason Leigh, Sean Bean, Tuppence Middleton, Rossif Sutherland, Gabrielle Graham, Kaniehtiio Horn, Hanneke Talbot
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