在这部道格和摇钱狗喜剧/奇幻片中,在大都会的不起眼的角落,有一栋破破烂烂的小房子,时不时传来爆炸声和奇异的光芒。穿着时尚、刻有文身的野生科学家道格正进行他的实验。屋里摆满了各种各样拼凑起来的破烂儿仪器。根据黑板上的设计图,我们得知道格打算发明一株摇钱树,圆他大富翁的梦想。道格疯魔成性,一头钻入不靠谱的实验中,连可爱的小狗也没工夫搭理。这次他从失败的图纸中得到灵感,展开新的实验。而狗狗耐不住寂寞,在道格的仪器电脑上大捣其乱,随着大爆炸的发生,道格的房子被炸出一个大口子,巨大化的狗狗夺门而出,令道格大惊失色……
Doug, a young inventor and eccentric scientist, would like to improve his situation. He is about to finish the greatest of all his inventions: a funny machine that will instantly solve all of his money related problems. However, his puppy will make this a much more complicated task.