A marine biologist and father to Abby and Ken, Adam is driven by his work on cetacean language while dealing with personal challenges and family relationships.

Abby's older brother, Ken is involved in business and politics while managing complicated familial connections.

Ken's wife and Abby's best friend, Jenny balances her ambitious nature with her social duties and personal revelations.

A Boston police officer with a unique background, Steph supports Abby and connects with the Gardner family.

Ken and Jenny’s twin daughters who exhibit their individuality and challenge family expectations.

Abby’s long-time friend and romantic interest, who has a complex connection with her from childhood.

Steph’s wife, a teacher, and a practitioner of astrology and tarot readings, bringing a supportive and intuitive perspective to the family.

A therapist who only sees male clients and offers a contrast to the dominant characters, encouraging introspection and growth.