The Happy Days of Garry Marshall
- Yıl: 2020
- Ülke: United States of America
- Tür: Belgesel, TV film
- Stüdyo: Greengrass Productions
- Anahtar kelime: biography, filmmaking
- Yönetmen: John Scheinfeld
- Oyuncular: Julie Andrews, Abigail Breslin, Yvette Nicole Brown, Pam Dawber, Michael Eisner, Hector Elizondo