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Episode guide

S1·E9 Quantity: Unknown

Core Aired March 7, 1967 60 min ★ 8.6/10 · 5 TMDB votes
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Synopsis

While investigating the theft of a mysterious cylinder from the site of a plane crash, Vincent is captured and suspected of being an alien.

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Director & writers

Don BrinkleyTeleplaySutton RoleyDirector

Guest stars

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Frequently Asked Questions

When did Season 1 Episode 9 of The Invaders air?

Season 1, Episode 9 ('Quantity: Unknown') originally aired on March 7, 1967.

How long is Season 1 Episode 9 ('Quantity: Unknown')?

The runtime for this episode is approximately 60 minutes.

What happens in The Invaders Season 1 Episode 9?

While investigating the theft of a mysterious cylinder from the site of a plane crash, Vincent is captured and suspected of being an alien....

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