Kathir is a young underachiever who frequently vents his frustrations through public outbursts. When Anitha, a North Indian girl whose family has fallen on hard times, moves into his housing colony, he soon decides to pursue her with his love, but she keeps rejecting his advances.
Unfortunately the movie 7G Rainbow Colony is not yet available on HBO Max.
| Production | A. M. Rathnam | Producer |
| Directing | Selvaraghavan | Director |
| Editing | Kola Bhaskar | Editor |
| Sound | S Alagia Koothan | Sound Effects Editor |
| Writing | Selvaraghavan | Story |
| Camera | Arvind Krishna | Director of Photography |
| Sound | Yuvan Shankar Raja | Original Music Composer |
| Crew | Peter Hein | Stunts Coordinator |
| Writing | Selvaraghavan | Screenplay |
| Sound | Mathangi Jagdish | Playback Singer |
| Sound | KK | Playback Singer |
| Visual Effects | Gnana Kannan | Digital Compositor |
| Sound | Srimathumitha | Playback Singer |
| Sound | P. Unnikrishnan | Playback Singer |
| Sound | Shreya Ghoshal | Playback Singer |
| Sound | Ajith Abraham George | Sound Re-Recording Assistant |
| Sound | Harish Raghavendra | Playback Singer |
| Sound | Shyam Sundar Sengupta | ADR Recordist |
| Sound | Kunal Ganjawala | Playback Singer |
| Sound | P B Sreenivas | Playback Singer |
| Directing | Shree Ranjani | Assistant Director |
| Sound | Ustad Sultan Khan | Playback Singer |
| Sound | Madhusudhan Reddy | Sound Designer |
| Sound | Karthik | Playback Singer |
| Writing | Na. Muthu Kumar | Lyricist |
