It’s a sunny September day in New York City and Jessica Biel is thinking of pastries. The actress is quietly running lines while sitting on the floor of the lavish Upper West Side penthouse set of her upcoming Prime Video thriller series,

Banks tells PEOPLE she "had reliable sourcing" that working on 'The Better Sister' with Biel "would be easy" as she's only "heard the loveliest things" about her

Biel took the cast to see husband Justin Timberlake perform, while Banks took them dancing at a Manhattan club.