From Wikipedia, the free encyclopedia. Erin Lynn Cummings is an American actress. She has appeared in the television shows Star Trek: Enterprise, Charmed, Dante's Cove, The Bold and the Beautiful, Cold Case, Dollhouse, Spartacus: Blood and Sand, and Detroit 1-8-7. Description above from the Wikipedia article Erin Cummings, licensed under CC-BY-SA, full list of contributors on Wikipedia.