X+Y

The story

Struggling to connect with those around him, a teenage math prodigy trains for the International Mathematical Olympiad, where a budding romance with a fellow contestant breaks through his emotional walls and teaches him that love cannot be calculated.

Cast & crew

Asa Butterfield

Nathan Ellis

Rafe Spall

Martin Humphreys

Sally Hawkins

Julie Ellis

Eddie Marsan

Richard

Jo Yang

Zhang Mei