United Kingdom, Dec. 2 -- Kevin Smith is mourning the death of his mother.

The 55-year-old actor has announced that his mom Grace has passed away, after she was recently hospitalised.

Alongside a carousel of family photographs, Kevin wrote on Instagram: "The bill for 55 years of unconditional love came due on December 1st, and the costly price was having to watch the strongest person I've ever known - my absolute favorite person in the world - exit the stage after a lifetime of setting it for her children. My Mom is gone. At 8:34 last night, Grace V. Smith - the first person I ever loved - took her last breath.

"The matriarch of 21 Jackson Street was born and raised in the Ironbound section of Newark - which made her a strong woman wit...