Bill Cosby credited as playing...
Dr. Heathcliff 'Cliff' Huxtable
- Anna Huxtable: Oh we were awake.
- Russell Huxtable: Way past midnight.
- Dr. Heathcliff 'Cliff' Huxtable: Oh, got caught up on one of those old late night movies, didn't you?
- Russell Huxtable: Nope.
- Dr. Heathcliff 'Cliff' Huxtable: Is it, you were playing cards?
- Anna Huxtable: No.
- Dr. Heathcliff 'Cliff' Huxtable: Hold on, then were you reading?
- Russell Huxtable: NO!
- Dr. Heathcliff 'Cliff' Huxtable: Well, what were you doing?
- [Slight pause Cliff and Clair realize what Cliff's parents were doing. Cliff and Russell walk to the dining room]
- Clair Huxtable: Well now Anna, I want to know the truth. Can I expect the same from that one?
- Anna Huxtable: Til the grave.
- Dr. Heathcliff 'Cliff' Huxtable: [Cliff's parents knock on the door] Who is it?
- Anna Huxtable: Your mother.
- Dr. Heathcliff 'Cliff' Huxtable: [Opening the door] Nah, it's some old people out there married 50 years!