Earlier quoted context omitted.
If you like RR and spy films then definitely check “Three Days of the Condor”
Unfortunately I feel that while it's very well shot and paced, the gendered interplay from RR and his co-star feels a little iffy in the modern day - particularly since the romantic sub-plot requires so much suspension of disbelief. So much so that the main characters in the Elmore Leonard spy-comedy "Out of Sight" ridicule it. Apparently, as per Reddit, the director kept wanting her to look more scared in her initia…
There is a whole sub-genre called Paranoid thrillers of the 70s. Some more:
- Marathon Man
- Klute
- All the president’s men
- The Parallax View
- The China Syndrome
- Capricorn One
- The Boys from Brazil
- Z
- Blow Out