Since October 2011 Carlyle has portrayed Mr. Gold (Rumplestiltskin) in the fantasy-drama television series Once Upon A Time. The character is a wizard, deal-maker, and master manipulator.\n\nAnswer this question: who plays gold in once upon a time?
Step-by-step reasoning:
Carlyle
The relevant information is: Since October 2011 Carlyle has portrayed Mr.

Gold (Rumplestiltskin) in the fantasy-drama television series Once Upon A Time.

.

Therefore, the answer is Carlyle