Czech-born English composer Fil Eisler, also known as iZLER, has scored the music for a number of popular tv shows and films over the course of the past decade. The Emmy Award-winning black comedy series Shameless, the musical drama series Empire and the drama series Unreal are among Eisler's notable works on television. He has also won two BMI Film & TV Awards for his work as a musician in Empire (2015-) and Revenge (2011-15).

Significant film credits include the comedy-drama Humboldt County (2008), the comedy Growing Up and Other Lies (2014), the horror comedy Freaks of Nature (2015), How to Be Single (2016) and the comedy Life of the Party (2018).