In episode 4 we discuss the importance of colour within filmmaking, exploring the significance of costumes and lighting decisions to influence the viewer's reactions and emotions. This episode includes some studying into world of technicolour and the science behind the colour wheel, as well as dipping into each colour of the rainbow and analysis of particular costumes and film scenes. We all know of the ruby red slippers, the yellow brick road and the Emerald City, but listen to episode 4 to hear of more notable colour choices in your favourite films...