10:29

Staff Favorite Moments: Merrill Markoe On "The David Letterman Show" | Letterman

48:51

Merrill Markoe Collection on Late Show, 1994-98

7:41

Comedy writer Merrill Markoe accepts the 2020 Paddy Chayefsky Laurel Award for TV

4:05

Riverdance first appearance on US network TV - The Late Show with David Letterman.

19:55

Staff Favorite Moments: Merrill Markoe On Classic Remotes, Getting Censored, Dog Poetry | Letterman

10:47

Seriously Entertaining: Merrill Markoe on "Up in Smoke"

11:12

David Letterman’s Late Night Animal Guy Was Attacked By an Illegal Beaver

58:27

The David Letterman Show, October 24, 1980 (final, full)