Who played the No.1 character in the credit list of the movie which was released on "2015/10/26"?
No.1 character refers to creditOrder = '1'; released on "2015/10/26" refers to Release Date = '2015-10-26'
SELECT T3.Name FROM movie AS T1 INNER JOIN characters AS T2 ON T1.MovieID = T2.MovieID INNER JOIN actor AS T3 ON T3.ActorID = T2.ActorID WHERE T1.`Release Date` = '2015-10-26' AND T2.creditOrder = '1'