Horse's tail) is a 2021 Indian Tamil-language psychological drama film written by G. Rajesh and co-directed by Manoj Leonel Jahson and Shyam Sunder on their directorial debuts.

The film stars Kalaiyarasan, Anjali Patil, Sowmya Jaganmurthy, Anand Sami and Chetan.

It was revealed that the writer of the film G. Rajesh came on board voluntarily approached both Shyam and Manoj and narrated the script to them.

[19] It was also selected for premiere at the International Film Festival of Kerala on 12 February 2021 and opened to positive reviews from critics.

[5][6] Baradwaj Rangan wrote for Film Companion South, "Kuthiraivaal works best when it relies on the sound (Anthony Ruban) and score (Maarten Visser and Pradeep Kumar), which distort and amplify these strange happenings.

"[23] Sruthi Raman critic from Times of india gave 2.5 out of 5 stars and noted that "While the film has its moments of imagery that lets you into another world as it unfolds on the big screen, Kuthirai Vaal gets lost in its tracks on the way, just as its protagonist often is.".

[24] Kirubhakar Purushothaman critic from Cinema Express gave a mixed review and said that "Kuthiraivaal leaves you inspecting what is it that you are feeling.