Blackbox review – a legendary escape from slavery is told with magic tricks

Underbelly, Edinburgh The story of Henry ‘Box’ Brown, who succeeded in mailing himself out of bondage, is recounted rather than fully dramatised Henry “Box” Brown is wrapped up in chains when he has an idea to claim his freedom. As inspiration hits him, actor Josiah Alpher flexes his muscles and, miraculously, the chains appear to pass through his neck. Magic! It is a neat visual metaphor for a…