When Harry first starts down the ladder in his new bunker, he holds a lantern in his left hand. In the next shot, the lantern is in his right hand.
When Asta is threatening to electrocute herself Harry takes out his Phone to call his people but his phone is upside down.
Harry is being sarcastic as he obviously can't call other aliens with his mobile phone, regardless of how he holds it.
When Asta is in the car and turns on the radio, the announcer says " you're listening to 102.6". The show is set in Colorado, and American radio stations do not broadcast on even decimal frequencies. (This can be verified on FCC.GOV)
At about 24:55, the Sheriff says, "real-ah-tor." There is no vowel between the "l" and the "t" in Realtor®, which is pronounced "real tor." Further, Realtor® is a registered trademark of National Association of Realtors®. The generic term is real estate agent.