Los Angeles, Jan 8 : The Christopher Nolan directorial 'Oppenheimer' won its 4th award at the Golden Globes as it bagged the trophy for Best Picture - Drama. Fellow nominees in the category included 'Killers of the Flower Moon', 'Maestro', 'Past Lives', 'The Zone of Interest' and 'Anatomy of a Fall'. 'Oppenheimer' is a biographical thriller film starring Cillian Murphy as J. Robert Oppenheimer, the American theoretical physicist credited with being the "father of the atomic bomb" for his role in the Manhattan Project ' the World War II undertaking that developed the first nuclear weapons. The film, based on the 2005 biography 'American Prometheus' by Kai Bird and Martin J. Sherwin, chronicles the career of Oppenheimer, with the story predominantly focusing on his studies, direction of the Manhattan Project during World War II and his eventual fall from grace due to his 1954 security hearing. The official X handle of the Golden Globes congratulated the team and wrote: 'Best Picture - Drama goes to Oppenheimer! #GoldenGlobes." The 81st Golden Globe Awards are currently underway at the Beverly Hills, California. Indian audience can stream the award show on Lionsgate Play. /IANS