Its two most famous sequences include the Ferris-wheel showdown high atop a deserted fairground with the famous cuckoo clock speech (written by Orson Welles), and the climactic chase hrough the underground network of sewers beneath the cobblestone streets.The film""s defining elements included expressionistic, shadowy chiaroscuro lighting, strange camera angles, frequent first-person, descriptive voice-over narration, innovative set design, a convoluted time frame, and numerous flashbacks o frame the narrative.Plot SynopsisThe film opened on a dark night of torrential rain in the South in the 1950s, as a truck was transporting chain gang prisoners.Conway puts four bullets into the already-limp body.Henry witnesses the enormity of the violence and then slams the trunk shut.A simple zoom shot and then a freeze-frame holds on Henry""s face, as the main title credits play (with a blood-red title for the film).When he activated his car""s booster (knowing he was almost on empty), he outran the pursuers and caused the wreckage of the two cars (at the site of a previously-crashed anker-truck, with an emptied gas tank).