Marlys Joy Millhiser (May 27, 1938 – April 20, 2017) was an American author of mysteries (the Charlie Greene series) and horror novels, including her most famous one The Mirror, published in 1978.^[1] She was also the author of The Threshold, Michael's Wife, Nella Waits, and Willing Hostage.^[2]

Millhiser originally worked as a high school teacher, and was regional vice president of the Mystery Writers of America. She lived in Boulder, Colorado.^[3] She died on April 20, 2017.^[4]

• Marlys Millhiser at the Internet Speculative Fiction Database