Invaders from Mars

George is initially depicted as a loving and curious father whose demeanor drastically changes after the alien encounter. His transformation into a gloomy figure tormented by forces beyond his control showcases the theme of lost innocence and parental protection.

David is a precocious 12-year-old boy whose journey from wonder to terror forms the emotional core of the story. His bravery and determination to save his family from alien influence illustrate a coming-of-age struggle against overwhelming odds.

Helen embodies the archetype of the perplexed mother, whose changes after the alien infestation leave her less recognizable to her son. Her transformation highlights parental anxiety and the fear of the loss of familial stability.

Mrs. McKeltch is a sinister figure whose connection to the alien activities adds tension to the plot. Her bizarre actions serve to deepen the mystery and evoke distrust in authority figures, showcasing the theme of corruption within the familiar.

Nurse Linda is a nurturing character who becomes an ally to David as chaos ensues. Her willingness to believe David's concerns reflects the theme of finding support in desperate times, making her a vital figure in his quest for safety.

General Wilson represents military authority and the struggle against the alien threat. His character illustrates the chaos within organized defense strategies, serving as a counterbalance to David's youthful courage.