Type
Scripted
Premiered
Sep. 20, 1984
Status
Canceled/Ended
Runtime
30 min.
Country
USA
Network
NBC TV Network
Genre

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The Cosby Show » Season 3
The Cosby Show - 03x21 I Know That You Know

3x21 I Know That You Know

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4/5 (1 vote)
First Aired: Mar. 19, 1987 on NBC

Summary: When Sondra and Elvin stop by unexpectedly and announce their engagement plans, Cliff is the only one who doesn't know because he was at the office. So the whole family decides to pull a prank on Cliff who had been bragging that no one could pull a prank on him. But the real joke is on the…
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Main Characters in this Episode



Guest Stars

Dr. Heathcliff 'Cliff' Huxtable played by Bill Cosby
Denise Huxtable played by Lisa Bonet
Theo Huxtable played by Malcolm-Jamal Warner
Elvin Tibideaux played by Geoffrey Owens
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