Jack McBrayer ( / m ə k ˈ b r ɛər / ; born May 27, 1973) is an American actor and comedian, who gained national exposure for his portrayal of characters on Late Night with Conan O'Brien and as Kenneth Parcell in 30 Rock , for which he was nominated for Primetime Emmy Award for Outstanding Supporting Actor in a Comedy Series at the 61st Primetime Emmy Awards . During his time at The Walt Disney Company , he has voiced the major character, "Fix-It Felix" in the 2012 film Wreck-it Ralph and later its 2018 sequel , as well as recurring characters in Wander Over Yonder , Phineas and Ferb , Puppy Dog Pals , and the ABC sitcom The Middle .