In 2015, Deng Lun starred in the urban family comedy series Dad to be Married, in which he played the ideal and aspiring big boy Su Da, watching over his half-sister and helping her find true love. He also co-starred with Sun Yi in the urban sitcom Love Upper Lot, playing the role of Sun Xiaofei, a business administration graduate with a fair-looking, shy and unsociable character. In the same year, Deng Lun began filming for Promise of Migratory Birds and the historical mythical drama Investiture of the Gods, his first historical drama. He also worked on two more drama projects, Brotherhood in War and White Deer Plain.
