“ Would love to some Heinlein books made into movies or series. The Moon Is A Harsh Mistress wouldn’t require a huge budget.L
Check out “Predestination “. https://www.imdb.com/title/tt2397535/?ref_=nm_flmg_wr_3. It’s a darn faithful version of his short story mind game “All You Zombies.” I enjoyed it. There was also an old Saturday morning cartoon miniseries of Red Planet and it’s on YouTube as one piece. Lousy animation and kiddie fare, but they got the big themes right.
My favorite low-budget scifi are (in no particular order):