Mom: Jennifer Aniston
Aunt: Natalie Dormer
Sister: Kristen Bell
Little Sis: Mila Kunis
Girl next door and unknown half sister due to fathers affair: Margot Robbie
Niece: Zoe Saldana
Cousin: Alexandra Daddario
Mom: bryce dallas howard
L Sis 1: chloe grace moretz
L Sis 2: jennifer connelly (young ver, duh)
Cousin 1: sydney sweeney
kinda small cast, i can't think of anyone.