The 21-year-old whistleblower at the immigration removal centre
Callum Talley was so shocked by the chaos, violence and abuse he saw as a detainee custody officer in an immigration removal centre, he decided to become a whistleblower.
Putting on hidden cameras for a BBC Panorama investigation, the 21-year-old exposes a toxic, brutal and failing environment, where self-harm and drug abuse are commonplace.
Ten staff and former staff have been suspended as a result of his allegations.
He stops and looks in the mirror – one last check.
He’s making sure there are no…