At around the 11" mark, Larry tells Rosalita he's "a man alone, like Kevin McCarthy in Invasion of the Body Snatchers".
When Larry films the abandoned farm at the beginning, it reminds him of "the place where the farmer got eaten in The Creature Walks Among Us".
Larry calls the soundgun a "phaser" at the end around the 39" mark.
At the very end, Larry is using the metal detector as a lightsaber against a tree with sound effects and mimics Luke's slashed hand.
Larry has a BSG T-shirt when he spends the night in the freezer.