First-generation Icelandic and American, Alyssa grew up in the Midwest in a family who loved adventure, books, and animals. She studied at The Lee Strasberg Theatre and Film Institute in New York City and at Columbia College Chicago, and has continued her training in studios across Chicago and in LA. In her work, she especially loves sharp dialogue, LGBTQ+ stories, emotionally raw narratives, and women-driven media.

As a writer, she released her debut poetry collection Bare Bones and Letters to Lovers in autumn of 2020, and wrote her debut screenplay, After (a love story), which she also produced and starred in, that filmed in summer of 2021. It is currently headed to festivals.