This is a complete game walkthrough for Luigi's Mansion 3, showing how to complete the game from start to finish.

00:00​ Opening Cutscene
12:25​ Acquiring Poltergust
13:50​ F1 Grand Lobby
16:10​ Meeting Professor E. Gadd
21:50​ B1 Basement
30:45​ F5 RIP Suites
38:30​ Unlocking Gooigi
41:53​ F3 Hotel Shops
54:35​ F2 Mezzanine
01:08:15​ F4 The Great Stage
01:19:00​ F6 Castle MacFrights
01:33:40​ F7 Garden Suites
01:48:10​ F8 Paranormal Production
02:17:30​ F9 Unnatural History Museum
02:25:15​ B2 Boilerworks
02:42:22​ F10 Tomb Suites
03:03:40​ F11 Twisted Suites
03:23:05​ B2 Revisited
03:41:35​ F12 The Spectral Catch
03:53:30​ F13 Fitness Center
04:19:00​ F14 The Dance Hall
04:26:45​ F15 Master Suite
04:52:30​ Final Boss & Ending