Astrid is shown to have pale skin with medium-length brown hair and brown eyes. Astrid is similar to her mother Lydia as a teenager. Astrid has a difficult relationship with her mother, due to her being bullied by her classmates at her school, because of her mother's show. Also, she's rebellious, while dealing with the deaths of her father and grandfather. Her mother, Lydia Deetz claims to be able to see ghosts. Astrid has no beliefs in supernatural whatsoever.