Gwendoline See-Hian Yeo ( born July 10, 1977) is an actress, musician and voice actress.
Description above from the Wikipedia article Gwendoline Yeo, licensed under CC-BY-SA, full list of contributors on Wikipedia.
Two warring factions from the planet Cybertron, The heroic Autobots led by Optimus Prime and the evil Decepticons led by Megatron flee their dying homeworld and take refuge on planet Earth, where they assume vehicle modes to stay hidden from humans as their age-old conflict rages on.