the ensemble cast turns in a collectively stellar performance , and 
(ROOT (S (S (NP (DT the) (NN ensemble) (NN cast)) (VP (VBZ turns) (PRT (IN in)) (NP (DT a) (ADJP (RB collectively) (JJ stellar)) (NN performance)))) (, ,) (CC and)))
(ROOT (S (S (NP (DT ) (NN ) (NN )) (VP (VBZ ) (PRT (IN )) (NP (DT ) (ADJP (RB ) (JJ )) (NN )))) (, ) (CC )))