An unappreciated old granny magically turns 20 years old again and decides to make the most of her newfound youth.
You can now watch Miss Granny online on the following streaming providers in the United States.
| Writing | Hong Yoon-jeong | Screenplay |
| Production | Lim Ji-young | Producer |
| Writing | Dong Hee-sun | Screenplay |
| Directing | Hwang Dong-hyuk | Director |
| Production | Han Heung-seok | Producer |
| Sound | Mowg | Original Music Composer |
| Writing | Shin Dong-ik | Screenplay |
| Camera | Kim Ji-yong | Director of Photography |
| Lighting | Cho Gyu-young | Gaffer |
| Costume & Make-Up | Chae Kyung-hwa | Costume Design |
| Art | Chae Kyung-sun | Production Design |
| Sound | Gang Hye-yeong | Sound Designer |
| Editing | Nam Na-young | Editor |
| Production | Han Sang-hyun | Line Producer |
| Directing | Park Jung-bae | Assistant Director |
| Editing | Jung Jin-hee | Editor |
| Sound | Choi Tae-young | Sound Supervisor |
| Editing | Jeong Ji-eun | Assistant Editor |
| Production | Park Ji-sung | Co-Producer |
| Art | Kim Jung-gon | Set Dresser |
| Art | Jin Hoon | Props |
| Writing | Hwang Dong-hyuk | Adaptation |
| Sound | Park Hyun-soo | Production Sound Mixer |
| Visual Effects | Hong Jang-pyo | Special Effects Supervisor |
| Visual Effects | Cheong Jai-hoon | VFX Supervisor |
| Editing | Park Jin-young | Digital Intermediate |
| Visual Effects | Kim Jung-soo | VFX Supervisor |
| Camera | Song Gyeong-seop | Still Photographer |
| Costume & Make-Up | Park Song-hee | Makeup Artist |
| Writing | Lim Sun-ae | Storyboard |
