Talitha Campbell, the arrogant daughter of a wealthy entrepreneur, is arrested following the disappearance of fellow student, Hannah Ellis, the hard-working daughter of a single mother. 　　From the makers of Vigil, Showtrial switches between both sides of the legal battle, as defence and prosecution fight for their version of what really happened to Hannah, and the truth about Talitha: Falsely accused? Or callous murderer? 　　The cast includes, Tracy Ifeachor, Celine Buckens, Sinead Keenan, Lolita Chakrabarti, Sharon D. Clarke and Kerr Logan.