It's at youtube in 9 parts. Part 1 is embedded here and may autoplay:
but the other sections are linked from part 2.
My favorite quotes:
Calm down, Jack, the rabbit's gone.
sherrif on bullhorn to audience at drive-in theater:
Attention! Attention! Ladies and Gentlemen! There is a herd of killer rabbits headed this way and we desperately need your help. Roll up your windows...
Slant Magazine calls it "a radically dull riff on the nature-run-amok genre utilizing what must've been the only animal not yet exploited for scares. And scares are exactly what the filmmakers didn't get". Moria gives it a single star and calls it "a film that has attained a legendary reputation as a genuine Golden Turkey". 1000 Misspent Hours seems stunned by its badness and asks: "how on Earth could this movie have gotten made?" Weird Wild Realm begins with this: "One of the goofiest excuses for a horror film was Night of the Lepus (1972) about giant killer rabbits" and concludes
Most inept movies are bad & quickly forgotten & leave one regretting the wasted time. This one will stick with you, like witnessing a train wreck, more entertainingly ridiculous than most of the many giant animal & nature-attack films that proliferated at the time.DVD Talk says, "The reason it's not effective is immediately obvious. No matter how you photograph and light groups of bunny rabbits, they look cute, and not in the least bit threatening." Time Out admires it. EW says, "any movie that features mutant bunnies being shot, blowtorched, and electrocuted makes for a hopping good time".