In 2003, Lin Hao and Pan Yueming starred in the movie "I Want to Love You Too Much" as Zhu Guli.

In 2004, Lin Hao starred in the TV drama "Scarlet Romance" with Liu Ye, Sun Li, and others, playing Gao Yue; I graduated from the 2000 undergraduate program of the Performance Department of the Central Academy of Drama in the same year.

In 2005, Lin Hao starred in the TV drama "Family with Children 2" with Yang Zi, Zhang Yishan, and others, playing Dai Mingming; Starring Liu Xiaoqing, Li Bingbing, and others in the TV drama "Huiniang Wanxin", playing Wu Huiru; Participated in the TV drama "Young Bao Qingtian 3" and played the role of Xiaoniang.

In 2006, Lin Hao starred as Shen Xiaomei in the TV drama "Peach Blossoms" with Wang Xuebing, Yin Tao, and others.

In 2007, Lin Hao starred in the movie "Sing If You Want" as Jian Xiaolu.

In 2008, Lin Hao starred in the TV drama "Boys' Diary" with Yang Zi and Marco, playing Minnie.

In 2009, Lin Hao and Lv Zhong starred in the TV drama "Local Daughter in Law, Out of Town", playing Ai Xiaoduo; Starring Pan Changjiang and others in the TV drama "Emotional Counseling Station", playing Xi Xi; Starring He Bing and others in the TV drama "Authentic Heroes", playing Xue'er; Starring in the TV drama 'Far Mountains', playing Yun Qingyang.

In 2010, Lin Hao starred in the movie "Love Goes Forward" as Mu Ran.

In 2011, Lin Hao starred in the TV drama "Fu Dian Feng Yun" with Pan Yueming, Li Xiaoran, and others, playing the role of Duan Yun'er; Starring Tian Zhenwei, Wang Qian, and others in the TV drama "Evidence", playing the role of Zuo Xiaohe.

In 2012, Lin Hao and Shao Bing starred in the TV drama "Shi Guangrong's Youth in War", playing Wang Bailing; In the same year, the movie "Wounds in War" starring him was broadcasted on CCTV.

In 2013, Lin Hao appeared at the National Drama Festival together with Chen Xiao, Luo Jin, Tang Yan, Yan Kuan, Wu Qilong, and others.

In 2014, Lin Hao and Yin Xishui were guests on "Challenge the Celebrity Wall"; Guest on the program "Fashion Cuisine" on Qinghai TV; Starring Tang Zeng, Zhan Jingyi, and others in the TV drama "Love You for a Lifetime", playing the role of Lu Xiaoyan.

In 2015, Lin Hao starred in the movie "Red Skull" as Lu Yingying; Starring Huang Jue, Hao Lei, and others in the TV drama "I Am Your Eye", playing Lin Xiaojie.

In 2018, the movie "Drunken Director" starring Lin Hao was released.