David E. Kelley Creator, Executive Producer Melissa James Gibson Creator, Executive Producer Sienna Miller Sophie Whitehouse Actor Michelle Dockery Kate Woodcroft Actor Rupert Friend James Whitehouse Actor Naomi Scott Olivia Actor Josette Simon Angela Regan Actor Geoffrey Streatfeild Tom Southern Actor Joshua McGuire Chris Clarke Actor Liza Chasin Executive Producer Bruna Papandrea Executive Producer Steve Hutensky Executive Producer Allie Goss Executive Producer S.J. Clarkson Executive Producer