

I Swear
Diagnosed with Tourette Syndrome at 15, John Davidson navigates his way against the odds through troubled teenage years and into adulthood, finding inspiration in the kindness of others to discover his true purpose in life.
Audience Sentiment
Mother and son reconcile
Adult John struggles
The dramatic rise from John's adult struggles and accent issues (6.8) to the powerful introduction of Dottie as his savior (8.7), representing nearly 2 points of sentiment improvement
Audiences were deeply moved by this authentic portrayal of living with Tourette's, with sentiment building from strong opening scenes through devastating family breakdown to ultimate triumph. While some criticized accent inconsistencies during the adult transition, the emotional peaks - particularly the suicide attempt, Dottie's mentorship, and the mother-son reconciliation - created an overwhelmingly positive response that left many viewers in tears.
Full cast
Showing 20 of 60
Robert Aramayo
John

Maxine Peake
Dottie

Peter Mullan
Tommy

Shirley Henderson
Heather

Scott Ellis Watson
Young John

David Carlyle
Chris

Francesco Piacentini-Smith
Murray
Somerled Campbell
Palace Official
Michael Dylan
Butler

Christina Ashford
The Queen

Sanjeev Kohli
Kenny

Steven Cree
David
Ethan Stewart
William (10)

Isla Mercer
Caroline (7)

Catriona McArthur
Sharon (13)

Paul Donnelly
Billie Dean / Attacker Under Bridge

Ron Donachie
Headmaster Donald Watkins

Jamie McAllister
Young Murray (12)
Abigail Noon
Kerry (12)

Ella Victoria Robb
Teacher
Crew
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