All Bosses Speedrun - 29:44 - Current Patch, Regular, Solo - Cuphead

World Record] Cuphead - Any% (Regular) in 24:16

No Major Glitches in 38:44 by DrewNG - Cuphead - Speedrun

Legacy Version in 29:54 by Zirob21 - Cuphead - Speedrun

Co-op in 47:10 by 2 players - Cuphead - Speedrun

So uh, I was gonna speedrun cuphead and accidentally found a glitch, if you press a boss fight and click really fast you can do expert mode : r/Cuphead

Cuphead - All Bosses Speedrun (Regular) - 37:49.36

Cuphead DLC (Speedrun) 100% in 20:05 - themexicanrunner on Twitch

Inhumane Inputs- Obscure Speedruns: 'Cuphead' One Gun – COMICON

If you're interested in running Cuphead, I made a tutorial for beginners : r/speedrun

Cuphead+DLC (Speedrun) 300% in 1:09:08