Public recordCompiled from 11 credited sources · Updated Sep 26, 2026

Dr. Know

Metal band from Oxnard, CA · formed 1981

Shows on record: 11
Rooms played: 10
Cities: 8
Releases: 28
Last show: Oct 24, 2024The Observatory

About

Dr. Know is a band from Oxnard, CA, formed in 1981, tagged crossover thrash, dr know, hardcore by its sources. Shows on record run from 1986 to 2024, across 10 rooms in 8 cities.

Dr. Know formed in 1981 — MusicBrainz
Dr. Know is based in Oxnard — MusicBrainz
Tim Harkins: member — MusicBrainz
Ismael Hernandez: bass guitar — MusicBrainz
Fred Matatquin: member — MusicBrainz
Kyle Toucher: guitar — MusicBrainz
Brandon Cruz: member (former member) — MusicBrainz
Tony Black: member (former member) — MusicBrainz
Dr. Know has 15 release group(s) on MusicBrainz spanning 1984–2009 — MusicBrainz
Dr. Know is based in California — Dr. Know on Bandcamp
Latest release on Bandcamp: Lobster Trap [SINGLE] (2019-04-12) — Bandcamp
Dr. Know has 41406 listeners on Last.fm — Dr. Know on Last.fm
Dr. Know has released 10 recordings between 1985 and 2025 — Dr. Know on Discogs

The summary is assembled from the record fields and shows on this page; each fact listed names its source. See Sources & corrections for what each source supplied.

Shows

11 on record · Songkick

No upcoming shows on record.Know of one? Tell us

Shows per year

19862 shows
19871 show
20081 show
20101 show
20122 shows
20141 show
20211 show
20221 show
20241 show

Show history
Date	Venue	Billing	With
Oct 24, 2024	The Observatory · Santa AnaSupportwith Ghoul, HAGGUS	Support	Ghoul, HAGGUS
Oct 20, 2022	Cornerstone · BerkeleyHeadlinerwith Stay Out, Civil War Rust	Headliner	Stay Out, Civil War Rust
Sep 23, 2021	Las Vegas · Las VegasSupportwith The Unseen, The Suicide Machines, MDC, +52	Support	The Unseen, The Suicide Machines, MDC, +52
Jun 20, 2014	Dive Bar · Las VegasHeadlinerwith ROID RAGE, Loose Change, Sector 7g	Headliner	ROID RAGE, Loose Change, Sector 7g
Oct 12, 2012	Key Club · West HollywoodHeadlinerwith Ghoul, The Mentors, Witchaven	Headliner	Ghoul, The Mentors, Witchaven
May 26, 2012	Brick by Brick · San DiegoHeadlinerwith Toxic Holocaust, Midnight	Headliner	Toxic Holocaust, Midnight
May 29, 2010	924 Gilman · BerkeleyHeadlinerwith Deadfall, In Defence, Instant Asshole, +1	Headliner	Deadfall, In Defence, Instant Asshole, +1
Oct 13, 2008	Velvet Jones · Santa BarbaraSupportwith Dayglo Abortions, The Accused, Bad Samaritans, +1	Support	Dayglo Abortions, The Accused, Bad Samaritans, +1
Sep 27, 1987	Crescent Ballroom · TacomaSupportwith Melvins, Poison Idea, The Accused, +1	Support	Melvins, Poison Idea, The Accused, +1
Sep 27, 1986	Crescent Ballroom · TacomaSupportwith Melvins, Poison Idea, The Accused, +1	Support	Melvins, Poison Idea, The Accused, +1
Jun 14, 1986	On Broadway · San FranciscoSupportwith The Mentors, Death Angel, Sacrilege	Support	The Mentors, Death Angel, Sacrilege

Where they play

10 rooms in 8 cities

Rooms played most

Crescent Ballroom · Tacoma2 shows
924 Gilman · Berkeley1 show
Brick by Brick · San Diego1 show
Cornerstone · Berkeley1 show
Dive Bar · Las Vegas1 show

Cities played

Berkeley2 shows
Las Vegas2 shows
Tacoma2 shows
San Diego1 show
San Francisco1 show

and 3 other cities

Releases

28 releases, 1984–2025

Live At The Bayou (Washington D.C. July 14, 1980 / March 15, 1981)
2025
Lobster Trap [SINGLE]
Apr 12, 2019 · Track · 1 track
At The End Of The Day [EP]
Sep 11, 2018 · Album · 5 tracks
Killing For God
2009 · Album
Fuck Off and Die
2008 · Compilation
The Re-Issues
2007
Father, Son and Holy Shit!!!
2003 · Album
Banned In D.C.: Bad Brains Greatest Riffs
2003
Fish & Vegetables
2001
Habily: What Was Old Is New
2001 · Album
The Best of Dr. Know
2001 · Compilation
Call On The Dark
1997
The Sound Of Revolution
1996
Don't Forget The Struggle, Don't Forget The Streets / Open Your Eyes
1994
Still Screaming / This Side Up
1993
This Island Earth / Wreckage in Flesh
1990 · Compilation
Plug-in Jesus / Burn
1989 · Compilation
The Original Group…
1988 · Ep
Wreckage in Flesh
1988 · Album
Open Your Eyes
1988
Jaybird
1988
The Original Group
1987 · Album
This Island Earth
1986 · Album
Burn
1985 · Ep
Nardcore Hardcore
1985 · Album
This Side Up
1985
Plug-in Jesus
1984 · Ep
Canibus - The Professionals [EP] [EXPLICIT LYRICS]
Album

Lineup

Tim Harkins
Ismael Hernandez · bass guitar
Fred Matatquin
Kyle Toucher · guitar

Former

Brandon Cruz
Tony Black

Airplay

KEXP airplay: 8 plays, 2010-05-29–2026-02-21 — KEXP
Played on KEXP show 'Sonic Reducer' (Dr. West) — KEXP
Played on KEXP show 'Seek & Destroy' (Brian Foss) — KEXP
Played on KEXP show 'Variety Mix' (Hannah Levin) — KEXP

Photos, art and posters

Dr. Know — Lobster Trap [SINGLE] — Release art · Lobster Trap [SINGLE] — release

Dr. Know — At The End Of The Day [EP] — Release art · At The End Of The Day [EP] — release

Dr. Know — Canibus - The Professionals [EP] [EXPLICIT LYRICS] — Release art · Canibus - The Professionals [EP] [EXPLICIT LYRICS] — release

Dr. Know — The Observatory, 2024-10-24 — Poster · The Observatory, 2024-10-24 — Songkick

Dr. Know — Cornerstone, 2022-10-20 — Poster · Cornerstone, 2022-10-20 — Songkick

Dr. Know — Velvet Jones, 2008-10-13 — Poster · Velvet Jones, 2008-10-13 — Songkick

Dr. Know — Crescent Ballroom, 1987-09-27 — Poster · Crescent Ballroom, 1987-09-27 — Songkick

Sources & corrections

Report a correction Request removal

What each source supplied
Source	Used for
MusicBrainz	Artist facts
Dr. Know on Bandcamp	Artist facts
Bandcamp	Artist facts, Releases, Photos
Dr. Know on Last.fm	Artist facts
Dr. Know on Discogs	Artist facts
KEXP	Airplay
Songkick	Show history, Show posters
Discogs	Credited on the record; no item on this page cites it
Last.fm	Credited on the record; no item on this page cites it
Wikidata	Credited on the record; no item on this page cites it
Wikipedia	Credited on the record; no item on this page cites it

This is a partial record of publicly documented activity. Missing shows, releases or members do not mean there are none. It does not confirm availability for booking.