The title was changed from "Iljimae" to "The Return of Iljimae" to avoid confusion with the 2008 SBS version.
Based on Comic strip Iljimae by Ko Woo-yung which was based on a Chinese folk fore about a masked Robin Hood-esque character during the Joseon era.
Il Woo Jung is the third actor to play the titular character following Jang Dong-Gun and Lee Joon-gi.
The lead Actor Il Woo Jung was temporarily suspended filming his role due to health issues.