Profiles:

• Wikipedia | British Council: Literature | Postcolonial Studies (Emory University) | Postcolonial & Postimperial Literature
• Walcott page of the Nobel Foundation (official site--don't miss the links in the navigation bar on the lefthand side of the page)

Interviews, etc.:

• On Writers and Company (CBC)
• With Simon Stanford (Nobel Foundation)
• Reading and Conversation with Glyn Maxwell (November 20, 2002 - Lannan Foundation)
• 2012 Profile by Stephen Moss in the London Guardian

Lectures and Performances:

• Poem: "Star" (YouTube, originally from PBS's United States of Poetry) (Plenty of other Walcott videos on YouTube, too...)
• Poem: "Sea Grapes" (Nobel Foundation)
• Nobel lecture: "The Antilles: Fragments of Epic Memory"
• Watch a performance of Walcott's play Pantomime

Criticism and Crib Notes:

• Denis Donoghue, "The Two Sides of Derek Walcott" [review of The Fortunate Traveller]
• Jan Urhbach, "A Note on Language and Naming in Dream on Monkey Mountain" (Callaloo 29 [Fall 1986] (HSU users only)
• Kelly Baker Josephs, "Dreams, Delirium, and Decolonization in Derek Walcott's Dream on Monkey Mountain" (Small Axe 32 [June 2010])
• Robert Eliot Fox, "Derek Walcott: History as Dis-Ease" (Callaloo 27 [Spring 1986]) (HSU users only)
• David Biespiel, "In Defense of Derek Walcott" (The Rumpus 24 February 2014)
• BookRags (a paper mill posing as a study guide? as with eNotes, et al., you'll have to pay to find out)