Waterloo Road Season 5 Episode 19 (Waterloo Road s05e19) airs on Wednesday, June 23rd 2010 at 08:00 pm via BBC One Network.
Here is summary for Waterloo Road Season 5 Episode 19 :

Ruby’s husband John announces he wants a divorce and things don’t improve at work when Rachel adds to her workload by putting her in charge of organising the school prom.

Few hours after original series aired on TV, online streaming video for Waterloo Road Season 5 Episode 19 usually available on Net and of course, if video available, as soon as possible will show you where you can watch this episode for free.