Rachel Miner (born July 29, 1980) is an American actress. She played Michelle Bauer on the television soap opera Guiding Light (1990–95). She made her film debut in Woody Allen's Alice (1990), and later earned critical acclaim for her leading role in Bully (2001). Her other film credits include The Black Dahlia and Penny Dreadful (both 2006). She is also known for her portrayal of the demon Meg on the television series Supernatural (2005–20).