EW will premiere `` Teenage Mutant Ninja Turtles '' on Two weeks ago at The half-hour Sept. 29 , EW premiered the trailer for animated series reboot . 11 Rounding out key roles in the series include Mae Whitman ( `` Parenthood '' ) as the boys ' pal April O'Neil ; Hoon Lee ( `` Royal Pains '' ) as the Turtles ' sensei and father figure Master Splinter ; and Kevin Michael Richardson ( `` Penguins of Madagascar '' ) a.m. series will consist of 26 episodes about the four turtles who rise from the sewers .
EW will premiere `` Teenage Mutant Ninja Turtles '' on Two weeks ago at The half-hour Sept. 29 , EW premiered the trailer for animated series reboot . 11 a.m. series will consist of 26 episodes about the four turtles who rise from the sewers .