供职于科技公司KineTech的艾伦（大卫·艾根伯格 David Eigenberg 饰）潜心开发出超级自动化机器人史宾（Jae Head 配音）。史宾能够清楚感知人类情感，并逐步形成自己的人格。原指望将其用作和平用途，谁知KineTech的老板内尔斯·波特（Kim Coates 饰）却试图将其打造成破坏力巨大的杀伤性武器。极力反对的艾伦遭到解雇，他趁乱销毁电脑中的设计资料，并带着史宾逃亡。危难之际，他命令史宾独自逃走。不幸中弹的史宾意外结识了热爱科技和小发明的少年汉瑞（鲍比·科尔曼 Bobby Coleman 饰）。 　　两个调皮搞怪的小家伙见面，开启了一段令人铭记于心的友谊。而野心勃勃的波特仍未放弃对史宾的追踪……The story begins when a scientist is working on an intelligent robot for humanitarian purposes, who discovers the company he works for is intends to use the robots for military purposes. The scientist steals one of the robots which ends up being lost and broken, then is fixed by a lonely 11-year-old boy. A robot boy and a human boy team up to save their respective parents, who are being held captive by the organization that funded the robot's creator. The two become friends and embark on adventures while being pursued by the authorities.