Ernesto Cloma Briones Jr., known as Jon Jon Briones (born August 7, 1965), is a Filipino-American actor best known for his work in musical theatre. He played the Engineer in the original casts in the West End revival of Miss Saigon in 2014, for which he was nominated for the Laurence Olivier Award for Best Actor in a Musical, and reprised the part on Broadway in 2017. (Via Wikipedia)