Potential face claims for Fleamont Potter:

NAME: Irrfan Khan
DATE OF BIRTH: 7 January 1967
NATIONALITY: Indian
EYE COLOUR: Black
HAIR COLOUR: Black

NAME: Aaron Taylor Johnson
DATE OF BIRTH: 13 June, 1990
NATIONALITY: British
EYE COLOUR: Blue
HAIR COLOUR: Brown

NAME: Vincent Giovannoni
DATE OF BIRTH: Unknown
NATIONALITY: Unknown
EYE COLOUR: Blue
HAIR COLOUR: Light Brown

NAME: Kentaro Sakagucchi
DATE OF BIRTH: 11 July, 1991
NATIONALITY: Japanese
EYE COLOUR: Black/brown
HAIR COLOUR: Black

NAME: Richard Madden
DATE OF BIRTH: 18 June, 1986
NATIONALITY: Scottish
EYE COLOUR: Blue
HAIR COLOUR: Red

NAME: Richard Ayoade
DATE OF BIRTH: 23 May, 1977
NATIONALITY: British (half Norwegian, half Nigerian)
EYE COLOUR: Black
HAIR COLOUR: Black

NAME: Richard Gere
DATE OF BIRTH: 31 August, 1949
NATIONALITY: American
EYE COLOUR: Dark Brown
HAIR COLOUR: Grey

NAME: Jeremy Irons
DATE OF BIRTH: 19 September, 1948
NATIONALITY: English
EYE COLOUR: Light brown
HAIR COLOUR: Grey

NAME: Miles Frank
DATE OF BIRTH: Unknown
NATIONALITY: American
EYE COLOUR: Brown
HAIR COLOUR: Black

(suggested by, spottybob, somniatis_ and LeviosaDragon)