本片根據社會活動家約翰·戴維森的人生經歷改編。他年少時被診斷出患有妥瑞氏症候群，會不受控制地抽動身體或口吐惡言。妥瑞氏症候群迫使約翰與同齡人疏遠，而他則不懈與這種鮮為人知的症狀作鬥爭，積極為妥瑞氏人群發聲。
演員: Robert Aramayo
/ Maxine Peake
/ Shirley Henderson
/ Peter Mullan
/ Scott Ellis Watson
/ Sanjeev Kohli
/ Ron Donachie
/ Steven Cree
/ Paul Donnelly
/ Douglas Rankine
/ Adam McNamara
/ David Carlyle
/ Anthony Capaldi
/ Andrea Bisset
/ Francesco Piacentini-Smith
/ Louise Stewart
/ Leah MacRae
/ Christina Modestou
/ Catriona McArthur
/ Isla Mercer
/ Jamie McAllister
/ Jamie Marie Leary
/ Amber Sylvia Edwards
/ Paul Cassidy
/ Gary French
/ Thierry Mabonga
/ Gordon Peaston
/ Ruth Milne
/ Carolina Valdés
/ Emma Hartley-Miller
/ Greg Storey
/ Paul Stevenson
/ Chris Dixon
/ Andrew McPhail
/ Malcolm McFadyen
/ Christina Ashford
/ Donald Morrison
/ Gordon Morris
/ Jason Alan Staines
/ Cerys Tinney
/ Paddy Towers
/ Kendal Sheridan McKinlay
/ Ellie Macdowall
/ Michael Dylan
/ Calum Cormack
/ Michael Cooke
/ Johnny Milne
/ Alan Morton
/ Frankie Morton
/ Karen Barke
/ Johnny Austin
/ Simon Charnley
/ Ross Mann
/ Connor Parkin
