It is not a religious day. so, its celebration is based on the country practices and cultures. However, Muslims for sure do not celebrate it.
the religion that celebrates Easter is christen religion
Canada celebrates Halloween the same day as the USA and many other countries- October 31st.
Ireland celebrated halloween first!!
Everybody in the u.s.
Inside Edition - 1988 Television Celebrates Halloween was released on: USA: 31 October 2013
Mexico
Mexico celebrates Halloween by consuming sweet skulls.
Buddhism
Judaism
The United Kingdom.
Sikhism
Hindus(a religion originated in India) celebrates Holi/