He doesn't appear in every episode but assuming that he appears five times a week and 20 times a month, the fees for appearing in one episode is about $50.

Dduk tae (real name Tonky) is an Alaskan Malamut and his actual name is Tonky. He is three years old and is male. The owner of Dduk tae, Korea Police Canine Training Center Choi Seung Yeol said that Dduk tae has great acting skills and looks so handsome that writer Lim Sung Han loved him and was cast at once.

Accorindg to Choi, Dduk tae was originally a dog that a monk had raised and one day, the monk requested that the Korea Police Canine Training Center train Dduk tae.

After training the dog, Choi was going to send Dduk dae back but the monk said, "It seems like this dog isn't a dog that I should keep. I would like to donate this dog to the training center. If you keep this dog, good things will happen" and left Ttuk Dae with the training center.

Afterwards, Choi received a call from MBC and showed Dduk Tae to writer Lim Sung Han and after writer Lim saw Dduk tae, he said OK at once.

At Dduk Tae's appearance costs, netizens said, "Dduk Tae's appearance costs, he makes more than me." "Dduk Tae's appearance costs, better than humans." "Dduk Tae's appearance costs, making a lot of money." "Dduk Tae's appearance costs, because of his acting skills?