Sofia Vergara underwent a significant transformation to portray Griselda Blanco in the Netflix hit, drawing on her personal experience losing her brother to drug violence in Colombia. She described the impact of the drug trade on her family and the devastation it caused. The actress also emphasized the importance of her career and earnings, expressing gratitude for the opportunity to take on the role. Vergara portrayed Blanco as a ruthless character in the series and commented on the violence she acted out in the show, which she found nerve-wracking and horrifying.