Originally from Louisiana, Sinqua moved to Los Angeles with his Family and Attended Beverly Hills High School. He is a Graduate of the University of San Francisco arts program where he studied Theater and Film. He is also of French, and Native American Descent. When not acting, Sinqua is a published poet, who also enjoys playing Guitar and a variety of sports, along with being an advocate for the homeless and fighting hunger in America.His Break Through role was came when Walls was cast as the character Jamarcus Halls on the critically acclaimed series 'Friday Night Lights.' He is perhaps best known for his role of Daniel in 'The Secret Life of the American Teenager.' His work has included guest appearances on 'Californication,' 'Grey's Anatomy,' 'Chuck,' 'CSI', 'Blue Mountain State' and 'Savage County,' as well as the dramatic short 'The Second Half' which garnered him Several Independent film festival Awards. In 2011 Walls appeared in his first Studio Feature Film Lead role in the Relativity Media Suspense film 'Shark Night 3-D.' Before Landing the Legendary Role of "Sir Lancelot" on ABC's Once Upon A Time.