Krishnathulasi (ml; കൃഷ്ണതുളസി) was an Indian television series which ran from 22 February 2016 to 13 April 2017 on Mazhavil Manorama channel. It starred, Mridula Vijay as the main protagonist.^[2] The show took the time-slot at 9:30 PM and was later shifted to prime time 7:00 PM.^[3]

The story is all about two sisters, Krishna and Tulasi who are bonded with lovely sisterhood.^[4] Tulasi, a blind teenage girl who loves her sister and claims that her sister is her eye, meanwhile Krishna, the elder, cares about her 2 members family since the death of their parents and support her younger sister in all the social and psychological issues she faces as only because she is blind.^[5] These two sisters lives in the seashore and creates a lovely siblings-triangle drama.^[6]

The story is written by the famous novel writer Joyce who also contributed two more television series to Mazhavil Manorama.^[7]

• Mridula Vijay as Krishna/Muthumani [Main Female Lead]^[8]
• Anila Sreekumar as Vijayalakshmi [Female Lead] (died in serial)
• Subhash Nair as Karthikeyan [Main Male Lead]
• Muhammed Rafi as Ashokan [Male Lead]
• Anil Mohan as Maheendhran
• Adithyan Jayan as Jithendran
• Jayan as Vasavan [Antagonist]
• Valsala Menon as Madhavi Amma
• Umadevi Nair/Sabitha as Bhama
• Lekshmi Priya / Ambili Devi as Thara
• Indulekha as Srikutty
• Sumi Santhosh as Jayasree
• Roslin
• Yathikumar as Achutha Kurup
• Akhina Shibu as Ramya
• Parvathy
• Vanchiyoor Praveenkumar as Shanmughan
• Ashraf Pezhumoodu as DYSP
• Dini Daniel as Chithralekha
• Thara Kalyan as Paappamma
• Ruby as Kasthoori
• Anumol
• Abhijit
• Manacaud Santosh as Gopikrishnan
• Adarsh as Rahul
• Akhil Anand
• Arya sreeram
• Yavanika Gopalakrishnan as Ramachandran
• Rageesh Raja Edupadikkal
• Anjusha as Thulasi [Krishna's blind sister] (died)
• Mahesh Lakshman as Gireesh (died)