Dad: Andrew Gilbert Grissom
Mother: Susan Marie Grissom
Sister: Alexandra Anne Grissom-Jones
Brother-in-law: David Albert Jones
Nephew: Thomas Andrew Jones
Brother: George Samuel Grissom
Sister-in-law: Deborah Michelle Grissom
Ex-girlfriend: Grace Roberts
Ex-girlfriend: Angela Marie Wilson
This is just a list of main characters. I wrote what I have so far before we knew anything about Gil's dad or family.