An optical-electrical hybrid transmission cable (100), comprising: an insulative layer (2); a shielding layer located on an inner side of the insulative layer; a pair of signal wires (6) disposed in the shielding layer and twisted together; a power wire (7) and a grounding wire (8) disposed in the shielding layer and arranged side by side; two bare optical fibers (5) disposed in the shielding layer and spaced apart from each other; and a plurality of fillers (9) disposed in the shielding layer and arranged in a discrete manner.