Splitting Up Together - Season 2 May 2026

Guest stars as Brock in the latter half of the season. 📈 Reception & Legacy

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

A battle for control of the house ensues as the couple's parenting styles clash over Milo’s education and Mason’s breakup. Splitting Up Together - Season 2

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

Lena’s other close friend, navigating her own romantic life with Frank. Lisa Apple Guest stars as Brock in the latter half of the season

Jenna Fischer's real-life best friend and The Office co-star appears as Jeannie Johnson. Fred Armisen: Appears as Dr. Rydakto.

The structured, perfectionist mother trying to be "laid-back" in Season 2. Martin Features guest star Ali Larter as Paige, adding

In the series finale, Martin attempts to reconnect with his estranged father (played by Geoff Pierson ) for "Grandparents Day". 🌟 Notable Guest Stars