The Mr. Cannon.

Somewhat unconvinced…

**The seemingly invincible Nielsen, and even the record-settingly acerbic Roy Scheider, succumb, in the end, to the resolute Detective.**

The indomitable, dogged, yet supremely courteous Frank Cannon (William Conrad) is unlikely to swerve, even momentarily, from his pursuit of the truth.

{NOTE: This post revised, and revised with a passion, July 3, 2019.}