Matt Hookings isn't very convincing here in this rather sketchy biopic of British boxer Jeb Belcher. On the plus side, it conveys really well the gritty side of life in Victorian Britain where the genteel, ostensibly refined, upper class routinely used the travails of the working class as a source of entertainment. This young lad finds himself trained in the school of hard knocks by Russell Crowe's "Slack" whilst…