Suggestions by @castermaster

Jennifer Lawrence

as #120 in Celebs who could play siblings in a movie

Score: +2

Audrey Whitby

as #120 in Celebs who could play siblings in a movie

Score: +1

Amanda Bynes

as #120 in Celebs who could play siblings in a movie

Score: +2

Audrey Whitby

as Viola Hastings in She's the Man ( reboot)

Score: -1

Bailee Madison

as Carmen in The Sisterhood of the Traveling Pants

Score: +1

Olivia Holt

as Bridget in The Sisterhood of the Traveling Pants

Score: +1

Chloë Grace Moretz

as Bridget in The Sisterhood of the Traveling Pants

Score: +2

Dove Cameron

as Bridget in The Sisterhood of the Traveling Pants

Score: +1

Lili Reinhart

as Bridget in The Sisterhood of the Traveling Pants

Score: +1

Jenna Ortega

as Carmen in The Sisterhood of the Traveling Pants

Score: +1

Isabela Merced

as Carmen in The Sisterhood of the Traveling Pants

Score: +1

Jenna Ortega

as Lena in The Sisterhood of the Traveling Pants

Score: +1

Olivia Holt

as Lena in The Sisterhood of the Traveling Pants

Score: +1

Odeya Rush

as Lena in The Sisterhood of the Traveling Pants

Score: +1

Joey King

as Lena in The Sisterhood of the Traveling Pants

Score: +1

Saoirse Ronan

as Tibby in The Sisterhood of the Traveling Pants

Score: +1

Dakota Fanning

as Tibby in The Sisterhood of the Traveling Pants

Score: +1

Odeya Rush

as Tibby in The Sisterhood of the Traveling Pants

Score: +1

AnnaSophia Robb

as Tibby in The Sisterhood of the Traveling Pants

Score: +1

Olivia Holt

as Tibby in The Sisterhood of the Traveling Pants

Score: +1