S01E01, “Pilot”:

S01E02, “Spellingg Bee”:

S01E03, “Speak Now or Forever Hold Your Piece”:

•  Peter Panic

S01E04, “Woman Seeking Dead Husband: Smokers Okay, No Pets”:

S01E05, “9 Lives”:

• Matt
• Gus ‘Sillypants’ Jackson

S01E06, “Weekend Warriors”:

S01E07, “Who Ya Gonna Call?”:

•  Francois

S01E08, “Shawn vs. the Red Phantom”:

• Chocolate Columbo
• Magic Head

S01E09, “Forget Me Not”:

• Bruce Lee
• Dr. Mc Tock Tic Ta Took

S01E10, “From the Earth to the Starbucks”:

• The Jackal

S01E11, “He Loves Me, He Loves Me Not, He Loves Me, Oops He’s Dead!”:

• Sidney Poitier

S01E12, “Cloudy…with a Chance of Murder”:

S01E13, “Game, Set…Muurder?”:

• Vernest Lambert Watkins

S01E14, “Poker? I Barely Know Her”:

• BigKitty75
• Felicia Fancybottom

S01E15, “Scary Sherry: Bianca’s Toast”:

•  Bud

“Did you really play Bud on The Cosby Show?” – Sorority Girl, 10:30

“What about Bud? Can he come?” – Sorority Girl 2, 32:00

“Has anyone ever told you that you look like little Bud from the old Cosby Show?” – British Housekeeper, 32:20

The Cosby Show on Wikipedia