Season
- Season 1 1959-09-12
Episode
- Episode 1: The Sphere of No Return
- Episode 2: Maximum Capacity
- Episode 3: Odds Against Survival
- Episode 4: Sky Diving
- Episode 5: Experiments in Terror
- Episode 6: Invisible Force
- Episode 7: Escape to Nepal
- Episode 8: Border to Border
- Episode 9: Trial by Fire
- Episode 10: White Out
- Episode 11: The Breaking Point
- Episode 12: Jungle Survival
- Episode 13: I've Killed Seven Men
- Episode 14: Man Without Fear
- Episode 15: The Visitors
- Episode 16: The Storm
- Episode 17: Killer River
- Episode 18: Rodeo
- Episode 19: The Windowless Room
- Episode 20: Nightmare Crossing
- Episode 21: The Lure of Danger
- Episode 22: Recovery
- Episode 23: Buried Alive
- Episode 24: Recondo
- Episode 25: Flying Lab
- Episode 26: Hurricane Mesa
- Episode 27: Astro Female
- Episode 28: The Extra Sense
- Episode 29: Man in a Capsule
- Episode 30: The Dropper
- Episode 31: High Dive
- Episode 32: Daredevils
- Episode 33: Shooter McLaine
- Episode 34: Early Warning
- Episode 35: Breakoff
- Episode 36: Highway to Danger
The Man and the Challenge Season 1 The Sphere of No Return
The Man and the Challenge is a 36-segment half-hour television adventure/science fiction series which ran new episodes on NBC from September 12, 1959, to June 11, 1960. It starred George Nader as Dr. Glenn Barton, a research scientist for the Institute of Human Factors, an agency that conducted experiments designed to measure human endurance for the United States government. The series was produced by Ivan Tors.
Nader's costars included Jack Ging as Dan Wright, Michael Masters as Bill Locke, the Canadian-born Joyce Meadows as Lynn Allen, and Michael Keith as Matt Adams. The episodes focused on various individuals setting world records of strength, endurance, and mastery of various difficult skills.
The program also featured appearances by Bethel Leslie as Eleanor Beck in "The Early Warning", Ted Knight, as Dr. Herter in the episode "Daredevils", and Raymond Bailey, in the role of Dr. Kramer on the series opener "The Sphere of No Return". Joining Knight in that segment was Paul Burke.
