Thalassery Chettamkunnu Kalathil Koolothu Kuttichathan temple is located at Chettam Kunnu near Thalassery in Kannur district, Kerala. The shrine is dedicated to Kuttichathan and popular deities that are worshipped in kavu and tharavadu in Kannur region. The annual theyyam kaliyattam thira festival in the temple is held for two days in Dhanu Masam – Dhanu 13, and Dhanu 14 (December 28 and December 29).
The theyyams that are performed in this temple during kaliyattam festival are Sasthappan or Kuttichathan theyyam, Khandakarnan theyyam, Ucchhita Bhagavathy theyyam and Gulikan theyyam.
This is a small traditional Kerala style temple with a decorated small chathura sreekovil. There are no major structures. Other deities popularly worshipped in Kavu and temples in Kannur region are also worshipped in the temple in small sreekovils and square platforms.
The annual festival days are noted various unique pujas and rituals, melam, decoration, music, and traditional temple performing art forms.
Sankranti and Vishu are important days in the temple.