On November 1, the Church celebrates the solemnity of All Saints and on Day 2, the feast of the Dead Faithful.
Before these two celebrations, the Cabildo de la Catedral increases the Mass schedule.
On the eve of All Saints, tomorrow, Thursday, October 31, the masses will be at 7:30 p.m. and 8:30 p.m.
and on the day of solemnity, on November 1, the celebrations will be at 7:30, 9:00, 10:00 (conventual), 12:00, 13:00, 19:30 and 20:30 hours.
And on the day of the Dead Faithful the Mass schedule will be: 7:15, 8:00, 8:30, 9:00, 9:30, 10:00, 10:30, 11:00, 11:30 and 12:00 hours
In the afternoon, being Saturday, the Eucharist of Sunday will be celebrated, not of the Dead Faithful.
From the Cabildo, they also remember that people who want the Mass to be applied for their intention must notify it, well in advance, in the sacristy of the Cathedral
Source: Obispado de Cartagena