Complex sentence: Ernie's nationalistic overtones are contrasted against the working class marxism of the other characters, including Tom O'Toole (Vincent Regan) and Kelly (Frank Laverty).
Split into simpler sentences: Ernie's nationalistic overtones are contrasted against the working class marxism of the other characters. Naimely Tom O'Toole (Vincent Regan) and Kelly (Frank Laverty).