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Parenthood Scoop: Lost Vet Has Designs on Joel

Parenthood Season 5 Sonya WalgerA Lost alum has found herself smack in the middle of Joel and Julia’s marriage.

Sources confirm to TVLine that Parenthood has tapped Sonya Walger to join the Season 5 cast in the recurring role of Meredith, a sexy, confident fireball of an architect who is working with Sam Jaeger’s Joel on a two-year project.

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In the Sept. 26 premiere, Joel and Julia invite Mer over for dinner and she inadvertently makes Julia feel self-conscious about being a stay-at-home mom. Julia views her as a bit of a threat, even though she isn’t consciously trying to be.

In addition to playing Penny on Lost, Walger’s credits include ABC’s FlashForward and USA Network’s Common Law.