Horvath was born and raised in New York City. Her mother was a social worker; her father, producer/director Imre Horvath, was an editor and documentary producer at CBS News. Horvath attended Yale University, where she graduated cum laude from the Film Studies program. While attending Yale, she also held internships at NBC Entertainment and Universal Television.
Career
Horvath's first story made it to television in 1989. In 1993 she joined the team of the. She spent four seasons with the series, first as Script Coordinator and later as Associate Creative Consultant, and she had a hand in creating some of the show's most enduring characters. Horvath oversaw Highlander's tie-in novels and other ancillary products, and represented the series at media conventions around the world. She also edited An Evening at Joe's, a collection of stories written by the cast and crew of the series. Horvath has since served as writer-producer on a number of sci-fi and action shows, including Sanctuary and Flash Gordon. Other notable TV writing credits include scripts for ', Forever Knight, Quantum Leap, and the original Beverly Hills, 90210. During the 2007-08 WGA Strike, Horvath founded the Pink Hat Brigade, a group of female science-fiction and genre writers. Her original superhero creation, "The Survivor," was introduced in the Chicks in Capes anthology of female superheroes written by women authors, published by Moonstone Books in 2011. In 2012, Horvath developed and executive produced', the North American spin-off of the UK hit series Primeval. She appeared as herself in the 2013 film FANomenon. From 2015-2016, Horvath was Co-Executive Producer on the final season of Beauty & the Beast for The CW.
Horvath's episode of Beverly Hills, 90210, "Perfectly Perfect," earned the 1993 Scott NewmanDrug Abuse Prevention Award for its depiction of diet pill abuse. Her 2008 detective feature, On the Other Hand, Death, was nominated for a 2009 GLAAD Media Award for Outstanding Television Movie. Her script "The Book of Ruth" was recognized as one of 2019's top television pilot scripts on WeForShe's 5th annual WriteHer List.