Guy Ritchie rewrote the script when he came on board but he also actively encouraged his cast to improvise as much as possible. Aubrey Plaza was particularly pleased with this style of direction.
The French military idiom "ruse de guerre," sometimes translated as "ruse of war," literally means "war cunning" or "combat trickery."
Hugh Grant is seen cooking steak at a barbecue table that is almost identical to the one featured in one of his scenes from Guy Ritchie's Magnatas do Crime (2019). Ritchie is known for his obsession with barbecues and outdoor cooking. He personally had a hand in the design of the tables.