a potentially good comic premise and excellent cast 
(ROOT (NP (NP (DT a) (ADJP (RB potentially) (JJ good)) (JJ comic) (NN premise)) (CC and) (NP (JJ excellent) (NN cast))))
(ROOT (NP (NP (DT ) (ADJP (RB ) (JJ )) (JJ ) (NN )) (CC ) (NP (JJ ) (NN ))))