Trying to find a movie--it was made in the 50s(maybe 60s) one of the typical "B" sci-fi movies?

this was about a group of astronauts who get captured by a race of ppl(can't remember what they looked like) who as punishment would put them under an intense beam that would literally burn them alive near the end the mastermind is a giant speaking eye--one of the astronauts fires something into it causing... show more this was about a group of astronauts who get captured by a race of ppl(can't remember what they looked like) who as punishment would put them under an intense beam that would literally burn them alive

near the end the mastermind is a giant speaking eye--one of the astronauts fires something into it causing it damage--because of this it & the ship starts to fall apart & the astronauts are able to get away

thanks for any help with the title/actors/actresses
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