Highway Patrol
Lie Detector
Season 1, Episode 17 · Aired 1956-01-25

Synopsis
Officer Dan Mathews utilizes polygraph testing to identify those responsible for the violent robbery of a motel owner.
In the series
This episode is part of Highway Patrol (1955–1959) on Syndication.
Broderick Crawford's bark and a dispatch radio — 'Ten-four' as national grammar.
Key cast
- Broderick Crawford as Dan Mathews
- William Boyett as Sgt. Ken Williams