In 2002, Gilman took part in a reading for the then Broadway-bound musical A Tale of Two Cities, in which he played "The Young Man", who is Madame DeFarge's brother.
在2002年，吉爾曼參與了百老匯音樂劇A Tale of Two Cities的演出，他在其中扮演一位年輕人，其為Madame DeFarge的哥哥的。