Overview

In the early stages of the space program, Capt. Jim Hollenbeck undergoes any experiment needed to ensure success in the new Air Force branch -- even though he's not required to be a subject in the tests. Always remaining a constant source of support, his wife, Pat, accepts his unwavering commitment to scientific progress. When Maj. Ward Thomas becomes the new head of the program, Hollenbeck must convince him of the necessity of taking the extra steps.

Cast

Guy Madison, Virginia Leith, Dean Jagger, John Hodiak, Martin Milner, Warren Stevens, King Calder, Walter Coy

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Frequently asked

What is "On the Threshold of Space" about?

In the early stages of the space program, Capt. Jim Hollenbeck undergoes any experiment needed to ensure success in the new Air Force branch -- even though he's not required to be a subject in the tests. Always remaining a constant source of support, his wife, Pat, accepts his unwavering commitment to scientific progress. When Maj. Ward Thomas becomes the new head of the program, Hollenbeck must convince him of the necessity of taking the extra steps.

When was "On the Threshold of Space" released?

On the Threshold of Space was released in 1956.

Who stars in "On the Threshold of Space"?

The cast includes Guy Madison, Virginia Leith, Dean Jagger, John Hodiak.