Premise: Shout Across the River is a stage play, written by Stephen Poliakoff, which premiered at the RSC Donmar Warehouse (at that time called The Warehouse) in London in September 1978. It was directed by Bill Alexander. It featured Gwyneth Strong in the lead role of a troubled eighteen-year-old girl. The cast also included Lynn Farleigh, David Threlfall, Nigel Terry and Andrew Paul.
Hypothesis: Shout Across the River premiered in 1978 three months before Halloween