By the age of 10, he landed a role in the
off-Broadway play
Hey Little Walter. Nelson made his film debut in
Fresh (1994), appearing as the lead character Michael (who goes by Fresh), a young boy who works for two drug dealers. The film's director,
Boaz Yakin, had originally dismissed Nelson after his first audition, but a casting director convinced Yakin to give Nelson another audition, and Nelson won the part. His performance in the film was met with positive reception, with reviewers describing Nelson as "vibrant," "superb," and "the key to the movie's success." He earned a
Sundance Film Festival Award Throughout the 1990s, he appeared in guest roles on crime dramas
Law & Order,
Homicide: Life on the Street, and
New York Undercover. Nelson played the role of Bobby in
American Buffalo (1996), starring opposite
Dennis Franz and
Dustin Hoffman. A movie critic of
The Deseret News stated Nelson was able to "hold his own" alongside the more experienced actors. Nelson would later reprise his role of Bobby in a theater production of
American Buffalo (2005).
Stephen Holden of
The New York Times believed Nelson provided poignancy to the film. Nelson performed as DeAndre McCullough, the son of divorced drug addicts, in the
HBO miniseries
The Corner (2000).
Tom Shales, a reviewer for
The Washington Post, claimed Nelson was "magnetic" in the role of DeAndre. Nelson appeared in the 2004 short film
Date as James, and portrayed Willie in
Stake Land (2010). Nelson was Charlie, a teenager newly released from juvenile hall, in the 2005 miniseries ''
Miracle's Boys. Some of his film work as an adult includes The Gospel (2005) and Premium (2006). Nelson has guest starred on television series Elementary (2014), The Good Wife (2015), and Blue Bloods'' (2022). == Filmography ==