Teenagers from Outer Space
A young alien scout defies his crew after they select Earth as a breeding ground for their monstrous livestock, and goes on the run among humans while his former comrades hunt him with disintegrator rays.
Hosted and streamed directly from the Internet Archive (archive.org), identifier: teenagers-from-outer-space-1959. This title is in the public domain or released under an open license — verify status on the source page before relying on it for redistribution.