India, April 19 -- When she looks at her son, played by Riz Ahmed, in the new Amazon series Bait, there are flashes of confusion in her eyes. Could the boy she loves be this devious; this self-servingly ambitious; and, at other time, this stupid? The confusion he feels, as a Pakistani-Briton auditioning to play James Bond, is mirrored in her fear at what this may mean for him. Soon enough, the fear and confusion are overridden by glee: her son really is the star she privately hoped he might be. This is the first time she uses words to tell us what she feels. "Main kehti thi na (Didn't I say it)? Super James Bond, mera Shaju." Sheeba Chadha, 53, has always spelt out entire scripts with her expressive face. Her subtlety has served as a stamp ...