The structured, perfectionist mother trying to be "laid-back" in Season 2. Martin

Lena’s other close friend, navigating her own romantic life with Frank. Lisa Apple

The more relaxed father attempting to be more attentive to Lena's needs. Arthur

Features guest star Ali Larter as Paige, adding more friction to the social dynamics. Growing Pains (Eps 15-18)

Lena begins secretly helping Lisa Apple with her baby, leading to suspicion from Martin.