An array substrate, a display panel, and a display terminal are provided. The array substrate includes: a substrate; a first active layer disposed on the substrate; a first metal layer including a source electrode electrically connected to one end of the first active layer and a first gate electrode disposed opposite to the first active layer; a second active layer disposed on the first metal layer and electrically connected to the first active layer, wherein, the first gate electrode is disposed opposite to the second active layer; and a second metal layer including a drain electrode electrically connected to the second active layer.