TV Flash On air
Red carpet heat. Streaming secrets. The shows that made history. Tonight’s desk · Fri, Aug 14, 2026
Hot
Al Markim — TV Flash editorial portrait
Actor Tom Corbett, Space Cadet

Astro

Al Markim

Al Markim is known to TV Flash readers as Astro — a defining face of the catalog era.

Networks & studios

  • CBS — via catalog credits
  • ABC — via catalog credits
  • NBC — via catalog credits

On the dial

Shows in our catalog

CBS/ABC/NBC · 1950–1955

Tom Corbett, Space Cadet

Space Academy cadets learning the solar system — homework with rocket ships.

External sites for further reading — TV Flash is not affiliated with these networks or studios.

← All actors · All shows · Networks · Studios