Govardhan, a doctor by profession, is wrongly accused of bombing a train and is jailed by the British in Cellular Jail, also known as Kala Pani in Andaman and Nicobar Islands. He witnesses sufferings of hundreds of Indian prisoners there.
Unfortunately the movie Kaalapani is not yet available on Disney Plus.
| Directing | Priyadarshan | Director |
| Production | Mohanlal | Producer |
| Production | R. Mohan | Co-Producer |
| Writing | T Damodaran | Dialogue |
| Camera | Santosh Sivan | Director of Photography |
| Art | Sabu Cyril | Art Direction |
| Art | Suresh Balaje | Production Design |
| Writing | Priyadarshan | Story |
| Production | sachidanandan | Production Manager |
| Editing | N. Gopalakrishnan | Editor |
| Costume & Make-Up | Sajin Raghavan | Costume Design |
| Sound | Deepan Chatterjee | Sound |
| Writing | T Damodaran | Screenplay |
| Sound | Ilaiyaraaja | Original Music Composer |
| Writing | Priyadarshan | Screenplay |
