Everything about Mark Ruffalo is slightly harried and disheveled. It added humanity to his Hulk and made him a lovable, irresponsible cad in The Kids Are All Right. So portraying a man recovering from a manic-depressive breakdown while raising two willful preteen daughters seems like a perfect fit for the actor. In Infinitely Polar Bear, Ruffalo plays Cameron, a Boston husband who finds himself becoming the primary caretaker of two daughters after his wife, Maggie (Zoe Saldana), leaves to New York to find work.
A man who seems wholly unable to care for himself is now responsible for the well-being of two girls who have been forced to grow up too soon. Cameron’s rapid-fire, curse-filled language and overeagerness for just about everything in life both terrify and delight his children…