Dulli and Others

Greg Dulli colaborating with other musicians (official releases). I'm sure there's more but that's all I managed to find:

1991 Ornament - Tonight/Will You Still Love Me Tomorrow

Collaboration between Marcy Mays and The Afghan Whigs. It was re-released this year as a part of an album called "Speed Dating"

1994 Throneberry - Sangria

Backing vocals on the first track, "Touched"

1994 Music From The Motion Picture Backbeat

Vocals on "Money (That's What I Want)," "Bad Boy," "Twist and Shout," "Please Mr. Postman," "Rock 'n' Roll Music," "Slow Down," "Carol" and "Good Golly Miss Molly"

1995 Foo Fighters - Same

Guitar on "X-Static"

1996 Howlin' Maggie - Honeysuckle Strange

Dulli appears as 'diva' on "How The West Was Won"

1997 Denis Leary - Lock'n Load

Guitar, piano and keybords on most of the songs

2002 Lo Fidelity Allstars - Don't Be Afraid Of Love

Vocals and guitar on "Somebody Needs You"

2002 Susan Marshall - Susan Marshall Is Honey Mouth

Dulli co-wrote "Act That Way" and "October Song," guitar on the first track

2003 Muggs - Dust

Vocals on "Fat City"

2003 Mark Lanegan Band - Here Comes That Weird Chill

Backing vocals on "Methamphetamine Blues" and "Message To Mine"

2005 Afterhours - Ballads For Little Hyenas

Vocals on "The Bed"

2007 Intramural - This Is A Landslide

Vocals on the title track

2008 Joseph Arthur - Crazy Rain

Backing vocals on "Nothin 2 Hide"

2009 Susan Marshall - Little Red

Backing vocals on "Femme Fatale"

2009 Lo Fidelity Allstars - Northern Stomp

Vocals on "Southside Lowdown"