Comedian turned director Bobcat Goldthwait uses his inside line as a stand-up to shine a light on the troubled and complex life of Barry Crimmins, an unsung hero of the craft. But as Goldthwait’s documentary reveals, there is much more to his friend and mentor Crimmins than meets the eye. There are many surprises to Call Me Lucky, and they are all delivered with a patient restraint that provides an emotional wallop.