FR 775 then LA 5794 at Barcelona
Torino → Barcelona → Vigo
Timetable, Barcelona time
20:00FR 775 from Torino at the gate
18:15LA 5794 to Vigo leaves the gate
22 h 15 apart on the timetable, overnight
LA 5794 leaves 22 h 15 after FR 775 arrives on the timetable: more than half a day, so not a connection we count.