Derna's primary claim to fame is her portrayal of the ultra-sexy secretary/assistant "Derna", employee of company president "Harvey" in 1978 cult film Planet of Dinosaurs. Her sultry performance in the role has earned her a cult fan following, from which a poem was written about her by Dr. Michael Delahoyde, an English professor at Washington State University. Delahoyde is a dinosaur film aficionado and cult film enthusiast, having several publications across many pop culture encyclopedia archives.