- “Welcome, freshmen. I'm sure you're all bummed to be back in school. WELL, SO AM I! Five hundred words! What you did on your summer vacation!”
- ―Mr. Bannister, on the first day of school
- He has only appeared in "Last Stall on the Left", "Sorcerer in Love" and To Smell and Back with a speaking role.
- He also appears without speaking in "Stanks Like Teen Spirit".
- He's somewhat of a freestyle teacher as he accepts Randy's ripped-up essay, calling it a good use of metaphor, as an acceptable B grade.
- He is shown in the opening theme speaking to S. Ward Smith.
- In "Shloomp! There It Is!", it was revealed that Randy and Howard both have him for 1st Period.
- He is the first teacher to appear in the show.
- His name was revealed in Sorcerer in Love, when Howard Rand dashed out of the class saying "No time Mr. Bannister!".
- He gave Bash Johnson his first "B" at Norrisville High.
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