Late Show with David Letterman Episode #20.78 (1993–2015) Online
- Original Title :
- Episode #20.78
- Genre :
- TV Episode / Comedy / Music / Talk Show
- Year :
- 1993–2015
- Cast :
- David Letterman,Paul Shaffer,Ray Dalton
- Writer :
- Michael Barrie,Doug Brady
- Type :
- TV Episode
- Time :
- 1h
- Rating :
- 6.3/10
| Episode credited cast: | |||
 | David Letterman | - | Himself - Host |
 | Paul Shaffer | - | Himself - Musical Director |
| Rest of cast listed alphabetically: | |||
 | Ray Dalton | - | Himself |
| Alan Kalter | - | Himself - Announcer (voice) |
 | Macklemore & Ryan Lewis | - | Themselves - Musical Guest |
 | Al Pacino | - | Himself - Guest |
 | Kevin Spacey | - | Himself - Guest |