Margot Robbie's 'twin' red-faced as co-star threatens to quit in the middle of sex scene
![Margot Robbie's 'twin' red-faced as co-star threatens to quit in the middle of sex scene](https://i2-prod.dailystar.co.uk/incoming/article29655027.ece/ALTERNATES/s615/0_x1080.jpg)
Margot Robbie lookalike Samara Weaving was left feeling embarrassed as her co-star Kelvin Harrison Jr. told her he was having a rough time – right as they filmed a sex scene