Cannon
Call Unicorn
TV Flash files “Call Unicorn” as hour 3 of 120 in the TV Flash guide — Cannon (1971–1976) on CBS, season 1, episode 3, aired 1971-09-28, 60 min.
From the desk
How this hour is filed
This leaf is S01E03: listed hour 3 of 120 in the Cannon guide, hour 3 of 24 in season 1. It aired 1971-09-28 (60 min). The listed hour before it is “Death Chain” (S01E02). Next is “Country Blues” (S01E04).

Catalog log
Broadcast listing — not a TV Flash recap.
Cannon goes undercover as a truck driver to get the goods on hijackers.
Viewer FAQ
Where does Call Unicorn sit in the Cannon guide?
S01E03 is listed hour 3 of 120 — hour 3 of 24 in season 1, season 1 episode 3.
When did Cannon S01E03 air?
Call Unicorn aired 1971-09-28 and is listed at 60 minutes.
Is Cannon's size the joke?
No. Conrad's bulk is text, not a punchline. The series is a heavyweight PI who never auditioned as a pretty leading man and did not need to.
In the series
Why this series still plays
William Conrad's Frank Cannon is the heavyweight detective who never auditioned as a leading man and did not need to. Radio's Gunsmoke marshal finds a new generation via Lincoln Continentals and stubborn casework. A Quinn Martin mystery that stars a voice, a bulk, and zero apology.
So the group chat wants a pretty-boy PI in a tuxedo (Lana would call it a *gown of authority*) and then Cannon rolls up in a Lincoln Continental like that was the whole look. CBS, 1971–1976: William Conrad's Frank Cannon is overweight, expensive, and brilliant, and Edward Hume and Quinn Martin put him at the center of the early-1970s detective boom without asking him to audition as a leading man. Radio's Gunsmoke marshal found a new generation via stubborn casework and gourmet side trips. (I said spoiler-free.…
Filed against
- William Conrad as Frank Cannon
William Conrad’s Frank Cannon never auditioned as a leading man and did not need to — heavyweight detective, Lincoln Continentals, stubborn casework, a Quinn Martin mystery that stars a voice, a bulk, and zero apology. Radio muscle…