| K.K. Raina is an experienced actor, writer, and producer in the entertainment industry. | 
| In the '90s, he portrayed Ajit Kumar Banerji in the popular series Byomkesh Bakshi. | 
| Initially, his parents disapproved of his choice to pursue acting. | 
| Under the guidance of his mentor Mr. M.P. Sharma, he transitioned from being an auditor to studying at the National School of Drama. | 
| His aspiration came true when he successfully passed the interview for the National School of Drama and was awarded a scholarship. | 
| He has appeared in well-known movies like Rang De Basanti, Delhi-6, Bhaag Milkha Bhaag, and more. | 
| After a hiatus of 22 years, he made a comeback to television in 2012 with the series Upanishad Ganga. | 
| He favors working in films as he receives scripts in advance, unlike television productions. | 
| His appreciation for acting deepened while collaborating with Ben Kingsley on the film Gandhi. | 
| Ben Kingsley's commitment to portraying Gandhi left a lasting impact on K.K. Raina. |