Cesar Romero, playing “O’Dell,” appears as an American guest in a London bar, mixing a drink that seems like it belongs more in Merlin's workshop. He and the bartender are attempting to persuade "Peggy" (Lois Maxwell), who is initially doubtful, to join them when a police officer comes into the establishment to call about a hit-and-run incident that occurred nearby. She’s waiting for her brother—could he be involved?…