Parenthood Spoilers: Happy Endings' Zachary Knighton Cast As Teacher

Parenthood Spoilers: <em>Happy Endings'</em> Zachary Knighton Cast As Teacher

zachary-knightonParenthood enlists Happy Endings grad Zachary Knighton to guest star in multi-episodes on its current fifth season.

Per Zap2it, Knighton has been cast as a teacher on Kristina's (Monica Potter) new school.

Looks like Adam and Kristina are pursuing this new school arc on the show's second half. Do you think it'll succeed? Weigh-in!