Bison (also marketed as Bison: Kaalamaadan) is an upcoming Indian Tamil-language sports drama film written and directed by Mari Selvaraj. It is jointly produced by Sameer Nair, Deepak Seigal, Pa. Ranjith and Aditi Anand under Applause Entertainment and Neelam Studios. The film stars Dhruv Vikram and Anupama Parameswaran in the lead roles, alongside Lal, Pasupathy, Rajisha Vijayan, Hari Krishnan, Azhagam Perumal and Kalaiyarasan.
