Darius Donovan is a new media teacher character introduced in the 16th series of the TV drama "Waterloo Road." Played by Jon Richardson, he is described as a charming and socially skilled individual who is also a cunning strategist. Darius uses his charisma to manipulate situations to his advantage. The character is a former Royal Marine and is proud of his background. The series includes dramatic storylines involving Darius, including a tragic incident where his negligence leads to a student's death due to an allergic reaction. This event profoundly affects the school's community and Darius's role there. Jack Rimmer is a long-standing character in "Waterloo Road," portrayed by Jason Merrells. He is the headteacher with a complex personality, balancing attempts to turn the school around with personal struggles. Jack’s history includes stepping down due to the pressure and various romantic relationships. In the 16th series, Jack returns as a counsellor and later as Deputy Head, involved in conflict with Darius Donovan. Jack's journey includes dealing with addiction and the challenges of managing the school environment. These characters are central to the current storylines in "Waterloo Road," which continues to explore intense educational and social themes within the school setting.