Here's how I see some of the main characters. - C.R. Elliott
Lilly Collins as Avery Taylor. 22 Years Old and 5'4".
Liam Hemsworth as Grant Vaughn. 23 Years Old and 6'3".
Bella Thorne as Riley Vaughn. 23 Years Old and 5'8".
Anna Kendrick as Chloe Taylor-Jones. 25 Years Old and 5'2".
Bob Morley as Colt Atwood. 25 Years Old and 6'1".
Daniel Radcliffe as Elijah Taylor. 27 Years Old and 5'8".
Peyton Meyer as Daniel Taylor. 16 Years Old and 5'7".
Troian Bellisario as Mariah Ward. 23 Years Old and 5'6".
Jamie Blackley as Finn O'Neil. 26 Years Old and 5'11".
Marie Avgeropoulos as Lana Atwood. 29 Years Old and 5'7". (Colt's Older Sister)
Candice Accola as Rikki Allen. 24 Years Old and 5'9".
Gigi Papasavvas as Tessa Allen. 5 Years Old and 3'2".