Los Angeles [US], February 26 (ANI): After winning big at the BAFTA Awards and SAG Awards, the cast of ‘Oppenheimer’ made a happy appearance at the Producers Guild of America Awards. Cillian Murphy, Emily Blunt and Robert John Downey Jr. arrived in style for the event. The trio also happily posed for the shutterbugs on the red carpet. Cillian looked dapper in a charcoal grey suit that he paired with a black shirt and a black tie. Emily looked stunning in a blue outfit. Robert Downey Jr. also donned a stylish suit. ‘Oppenheimer’ director Christopher Nolan, too, attended the event along with his…