When Alex Danvers kisses Kelly Olsen, on Alex's shot, her head is tilted to her right. On the reverse shot, her head is tilted to her left.
Despite being a captive used to do slave labor, Dreamer (Nicole Maines) is allowed to remain in her superheroine outfit, cute little mask and all.
Because of the power dampeners, J'onn should have appeared as a Martian instead of human.