---
title: "Sleep Theory"
type: "MusicGroup"
url: "https://themetalnet.com/band/sleep-theory"
genre: "Alternative Metal"
country: "United States"
formed: 2019
---

# Sleep Theory

**Sleep Theory** is a alternative metal band, from United States, active 2019 to present.

Sleep Theory is an American rock band from Memphis, Tennessee. They formed in 2019 and consist of vocalist Cullen Moore, guitarist/unclean vocalist Daniel Pruitt, bassist Paolo Vergara, and drummer Ben Pruitt. The band began as a solo project of Moore's, a US Army veteran, who was then joined by Vergara. The band blends styles of heavy metal and R&B. They released their debut EP, Paper Hearts, in 2023, which was preceded by the singles "Another Way" and "Numb". The EP generated over 33 million streams in the next few months.

Biography source: https://en.wikipedia.org/wiki/Sleep_Theory

## Facts

| Field | Value |
| --- | --- |
| Name | Sleep Theory |
| Genre | Alternative Metal |
| Parent genre | Alternative Metal |
| Origin | Memphis, United States |
| Formed | 2019 |
| Releases in catalog | 3 |

## Genres

[Alternative Metal](https://themetalnet.com/genre/alternative-metal) · [Nu Metal](https://themetalnet.com/genre/nu-metal)

## Line-up

| Musician | Instruments | Years | Status |
| --- | --- | --- | --- |
| [Cullen Moore](https://themetalnet.com/musician/cullen-moore) | Lead vocals | 2019 to present | Current |

## Discography

| Year | Release | Type |
| --- | --- | --- |
| 2023 | [Paper Hearts](https://themetalnet.com/album/0fa9d8cd-980d-4e5b-b6f7-56dbf651d2ec) | EP |
| 2025 | [Afterglow](https://themetalnet.com/album/0e7238d7-85b5-4e53-8e01-665f8cbe5314) | Album |
| 2026 | [(E)motional (S)upport (C)are (P)ackage](https://themetalnet.com/album/0325cf75-bff5-466b-a7fb-7979a550a780) | EP |

## Related bands

- [Rain Check](https://themetalnet.com/band/rain-check) (same tags)
- [Мегамозг](https://themetalnet.com/band/band-3a569d2d) (same tags)
- [Xordia](https://themetalnet.com/band/xordia) (same tags)
- [Lazzer](https://themetalnet.com/band/lazzer) (same tags)
- [Popsucks](https://themetalnet.com/band/popsucks) (same tags)
- [KillSonik](https://themetalnet.com/band/killsonik) (same tags)
- [GIIH](https://themetalnet.com/band/giih) (same tags)
- [Stellar Circuits](https://themetalnet.com/band/stellar-circuits) (same tags)
- [toothpick](https://themetalnet.com/band/toothpick) (same tags)
- [Glassjaw](https://themetalnet.com/band/glassjaw) (same tags)

## Official and external links

- website: https://sleeptheoryofficial.com/
- instagram: https://www.instagram.com/sleeptheoryofficial/
- facebook: https://www.facebook.com/sleeptheoryband
- deezer: https://www.deezer.com/artist/135241852
- spotify: https://open.spotify.com/artist/26eBHxdouBH2KB7P6Oi9HN
- apple music: https://music.apple.com/us/artist/1624884753
- x: https://twitter.com/SleepTheoryBand
- youtube: https://music.youtube.com/channel/UCSydB_KMpwqlfGZL7C5X-6g

---

Source: [TheMetalNet https://themetalnet.com/band/sleep-theory](https://themetalnet.com/band/sleep-theory). Catalog data from MusicBrainz and Metal Archives. Full site index: https://themetalnet.com/llms.txt