Muriel's main man, 3 letters
Name in a Beatles title, 6 letters
Title character in a Sgt. Pepper song, 6 letters
Bullwinkle's master of misinformation segment, 11 letters
One with encyclopedic knowledge, 11 letters
'70s TV teacher, 8 letters
Part of the Buchanan High faculty, 8 letters
Teach on TV?, 8 letters
Trainer on TV, 8 letters