Déjà Vu (2006) and Tenet (2020)

 https://www.syfy.com/syfy-wire/denzel-washington-tenet-deja-vu-time-travel-movie-streaming

On one level time travel movies are just entertainment.

https://www.stuff.co.nz/entertainment/film/film-reviews/300100917/deja-vu-confused-by-tenet-try-this-classic-timeslipping-washington-tale

However, on a deeper or higher level, such movies can get you to really ponder the concept of time travel.

https://fandomwire.com/after-5-years-i-realize-christopher-nolans-tenet-was-an-extension-of-a-denzel-washington-movie-starring-val-kilmer/

https://mycreativeramblings.org/2020/09/21/deja-vu-2006-is-better-than-tenet-2020/

https://yapography.medium.com/tenet-movie-review-dda57bef3bb1

https://www.theguardian.com/film/2020/sep/09/why-so-serious-tenet-and-the-new-wave-of-science-based-time-travel-movies

https://www.syfy.com/syfy-wire/deja-vu-on-peacock-denzel-washington-in-post-katrina-new-orleans

https://thedigitallabyrinth.blogspot.com/search?q=TT