Potential face claims for Alice Longbottom:

NAME: Carey Mulligan
DATE OF BIRTH: 28 May 1985
NATIONALITY: British
EYE COLOUR: brown
HAIR COLOUR: brown/blonde

NAME: Alisha Boe
DATE OF BIRTH: 6 March 1997
NATIONALITY: Norwegian, Somalian and American
EYE COLOUR: brown
HAIR COLOUR: brown

NAME: Arden Cho
DATE OF BIRTH: 16 August 1985
NATIONALITY: South Korean and American
EYE COLOUR: brown
HAIR COLOUR: black/brown

NAME: Kristin Scott Thomas
DATE OF BIRTH: 24 May 1960
NATIONALITY: British
EYE COLOUR: blue
HAIR COLOUR: brown

NAME: Kelly Gale
DATE OF BIRTH: 14 May 1995
NATIONALITY: Swedish and Australian
EYE COLOUR: brown
HAIR COLOUR: dark brown

NAME: Maria Borges
DATE OF BIRTH: 28 October 1992
NATIONALITY: Angolan
EYE COLOUR: brown
HAIR COLOUR: black

NAME: Grace Mahary
DATE OF BIRTH: 23 May 1989
NATIONALITY: Canadian
EYE COLOUR: black
HAIR COLOUR: black

NAME: Jane Birkin
DATE OF BIRTH: 14 December 1947
NATIONALITY: British
EYE COLOUR: brown
HAIR COLOUR: brown

NAME: Emily Browning
DATE OF BIRTH: 7 December 1988
NATIONALITY: Australian
EYE COLOUR: hazel
HAIR COLOUR: brown/blonde/black

NAME: Hannah Shakespeare
DATE OF BIRTH: 1997
NATIONALITY: British
EYE COLOUR: dark brown
HAIR COLOUR: black

NAME: Audrey Tautou
DATE OF BIRTH: 9 August 1976
NATIONALITY: French
EYE COLOUR: brown
HAIR COLOUR: black/brown

(suggested by kencbi)