Hiroyuki Sanada played Satoshi Takeda in season 1 but was unable to appear in season 2 due to scheduling conflicts with Le Wolverine (2013). He was replaced by Cary-Hiroyuki Tagawa.
9 year old Emily & 5 year old Emily are played by sisters Emily & Alyvia Alyn Lind respectively
The name Amanda means "she who is loved" while the name Emily means "rival".
Madeleine Stowe's costume once consisted of a 13-pearl necklace worth $100,000, a Vera Wang wedding dress of $12,000, and a Burberry laser-cut leather trench coat of around $8,000.