Greg Kwedar. Producer: Sing Sing. Greg Kwedar is a writer, director, and producer. He made his feature directorial debut with Transpecos, which premiered in competition at the 2016 SXSW Film Festival where it won the Audience Award. He co-wrote and produced Jockey, which premiered at the 2021 Sundance Film Festival in the U.S. Dramatic Competition where it won the Special Jury Award for Best Actor (Clifton Collins Jr.). Jockey also...