Question: What is the name of this American actor in theatre, television, and film from "Peter and the Starcatcher" who played a song writier in the  musical TV series "Smash?"
Sentence (from "I Can't Let Go (Smash song)"): "I Can't Let Go" is an original song introduced in the fourth episode of the second season of the musical TV series Smash, entitled "The Song".
Relevant evidence: No