Acting career
He had a small role as Skippy in the short film "Tell Me", a co-starring role (as Sean Lockhart) in the rock musical short "Didn't This Used to Be Fun?", and a starring role as Press in a short film directed by Jody Wheeler entitled In the Closet. He appeared in the television series Red Hot Star in 2006 in which AOL searched the country for talented teens who think they have what it takes to create and star in their own show. He also appeared in a TV talk show, Brent Corrigan at Iris.
Also in 2009, he appeared in a gay short film compilation Boys on Film 3: American Boy, released by Peccadillo Pictures, the company that made it possible for Lockhart to record an album with songs by the Swedish songwriter and accordionist Roland Cedermark.
Lockhart played Stan the Merman in 2008 Another Gay Sequel: Gays Gone Wild. He appeared as one of the people on the telephone tree in Gus Van Sant's Milk, based on the life of Harvey Milk. He had a guest appearance in Casper Andreas' film The Big Gay Musical as Hustler and played Chad in the 2011 feature Sister Mary, directed and written by Scott Grenke. He also starred as Chris Wachowsky in the gay coming-of-age fantasy Judas Kiss.
He starred as Ricky in the musical Chillerama segment "I Was A Teenage Werebear", about a "closeted kid who meets these other closeted kids, who when aroused turn into leather daddy werebears". It was directed by Tim Sullivan. In conjunction with this, he appeared in Full Moon Fever: Behind the Scenes of I Was a Teenage Werebear, a documentary short, and Chillerama Presents: Anton Troy, the Man Behind the Beast, both in 2011.
Lockhart received the 2011 Rising Star Award and was also interviewed in 2012 by Brian Westerley, the show's host at the Interbelt Nite Club (short) and appeared on the Brent Everett TV series Brent Corrigan and Brent Everett: Splash's New Year's, also in 2012. After appearing in the comedy short "Welcome to New York", Lockhart co-starred as Caleb, with Rob Moretti, in the latter's 2013 psychological thriller film Truth.
The film was released internationally on January 10, 2014, after appearing in a number of film festivals. In 2013, he was also credited "with thanks" in the film Luna Park. In the same year, he appeared in a documentary about the internet porn industry titled I'm a Porn Star, directed by Charlie David;Outspoken, a TV miniseries documentary; and Hometown Pornstar.
After the filming of Truth, he told Palm Springs Life in an interview in September 2014 that he was "falling apart" due to memories of his own life experiences that were helpful to the character but that he found damaging to his health.
In May 2014, he appeared in "Stranger Than Fiction: The Making of Truth", a 14-minute video short. He appeared as Jake Bishop in Jody Wheeler's mystery-thriller film The Dark Place and as Jonathan in James Townsend's horror-thriller Kissing Darkness.