There’s a naturalness and a genuineness to the way Fionn performs that’s extraordinary.
Fionn Whitehead is an abundantly-talented actor.
Metro on Natives
The film is also notable for showcasing another superb performance, by up-and-coming actor Fionn Whitehead.
Hollywood Reporter on The Children Act
Whitehead, an innately talented actor, conveys the febrile anxiety of a bright boy who is aflame with noble desires.
Screen International on The Children Act
Whitehead is clearly quite the discovery, a young actor with desperate eyes and an early ability to access so many levels.
Variety on The Children Act
Fionn Whitehead is excellent as the never-named anti-hero known only as HIM.
Sunday Telepgraph on Him