[4][8] In October 2018, reports revealed the unpaid wages issue of actors and some staff members.

The series' production company Golden Thumb Pictures commented on an official statement that all payments would be settled by the end of November.

[20] However, in December, it was reported that not all of the cast members had been paid yet, including lead actresses Song Ha-yoon and Lee Joo-yeon.

[21][22] On January 2, 2019, actress Song Ha-yoon's agency JYP Entertainment shared their plans on taking all possible legal action including civil and criminal lawsuits against the parties affiliated with the unpaid wages for Devilish Charm, as they had yet to receive their full payments.

Broadcasting company iHQ remarked that the issue had to be settled by Golden Thumb Pictures as the wages were contracted between them and the actors.