Dennis Liu graduated from The Taft School and Tisch School of the Arts with a major in film. He is a screenwriter, film director, editor, and VFX artist.

Dennis got his first break in 2008 with the "Apple Mac Music Video," which got millions of hits online and landed him a spot on the RadicalMedia director roster. The video went on to win The People’s Choice Award in the Cannes New Director’s Showcase and was shown at Pixar.

From there, he has spent 14 years directing commercials and music videos. His teams have won awards from AICP (MOMA), Adcolor, Cannes Lions, CLIOS and The One Show. He directed music videos for renowned artists such as David Guetta, Sia, Capital Cities, Sarah Bareilles, Justin Timberlake, and Mariah Carey. 

In 2015, he wrote and directed RAISING DION as both a comic book and short film. In 2017, the project was greenlit straight to series with a 10 episode order at NETFLIX, starring Alisha Wainwright, Ja’Siah Young, Jason Ritter, and Michael B. Jordan. MACRO produces the 1 hr sci-fi drama with Michael's Outlier Productions. The second season releases in 2022, and he has directed a bunch of episodes.

Dennis is Taiwanese and a dual American/Canadian citizen, and for the past 10 years, he has been an active member of the Director's Guild of America diversity committees. As a speaker, he gives occasional film lectures at Stanford University, UCONN,  NYU, and SVA.