Stream Busman's Honeymoon Online Free – Watch Full Movie from Home at 123Movies. . When Lord Peter Wimsey marries Harriet Vane, a crime author, they both promise to give up crime for good. As a wedding present, Peter purchases the old house where Harriet grew up, but when they try to move in the previous owner is nowhere to be found, until they start to clean the house and find his body in the cellar...