Jessica Biel and Elizabeth Banks wanted the set of their new show to feel fun and friendly. So, instead of just working long days and going home, they turned it into something more like a summer camp.

Elizabeth Banks, left, Gloria Reuben and Jessica Biel attend the premiere of "The Better Sister" at the Museum of Modern Art ...

I can understand sometimes feeling like you have to put on a happy face," the actress tells PEOPLE at the N.Y.C. premiere ...

The actresses tell PEOPLE about bonding on set over their sons Jessica Biel and Elizabeth Banks hadn’t worked together before ...

Jessica Biel and Justin Timberlake are at the top of their respective careers, so it's not surprising that their talent has ...

The stars, appearing together on screen for the first time, talk about their new show, "The Better Sister," based on The New ...

Jessica Biel and Elizabeth Banks sit down with E! News to talk about their new Amazon Prime series, 'The Better Sister.' ...

The “7th Heaven” alum recalled the challenges of parents while reflecting on her decision to take her 9-year-old son, Silas, ...

Jessica Biel is no stranger to tackling complex roles, but her latest project, The Better Sister, gave her quite a few valuable lessons as a boy mom of two .

Long-running family drama 7th Heaven is eying a return. Anthony Sparks (Queen Sugar) is set to write the potential new ...

Jessica Biel tells PEOPLE that working on 'The Better Sister' "scared" her as a parent to sons Silas, 10, and Phineas, 4, and ...

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