You already received a lots of recommendation still If you get some time then try to watch these
Donnie Darko (Sci-Fi/Crime/suspense)
Project Almanac
Predestination
Looper
The Butterfly Effect
Utopia (Series)
Note: Not every recommendation in this list is directly related to Sci-Fi genere yet I fell like you would like these!
Cheers 😊
Seen most of those! I will try the rest though, thanks :)