https://www.powerlineblog.com/archives/2025/12/seconds.php

When we move to 2026 it will be the sixtieth anniversary of SECONDS, a unique tail-end noir (post-noir/SF hybrid?) that has gained resonance over the years.

A solid review at the link above, which also points to the 18-minute documentary featuring commentary from Evans Evans (widow of director John Frankenheimer) and co-star Salome Jens. (It appears that this has been extracted from the set of extras featured on the Criterion edition of SECONDS, released in 2013)