Ten films I have watched:

1. They Drive by Night (1940)
2. High Sierra (1941)
3. The Maltese Falcon (1941)
4. Casablanca (1942)
5. To Have and Have Not (1944)
6. The Big Sleep (1946)
7. Dark Passage (1947)
8. The Treasure of the Sierra Madre (1948)
9. Key Largo (1948)
10. In a Lonely Place (1950)

And ten films I haven’t yet watched:

1. The Wagons Roll at Night (1941)
2. All Through the Night (1942)
3. Across the Pacific (1942)
4. Action in the North Atlantic (1943)
5. Passage to Marseille (1944)
6. Dead Reckoning (1947)
7. The Enforcer (1951)
8. The Barefoot Contessa (1954)
9. The Desperate Hours (1955)
10. The Harder They Fall (1956)

I have Dead Reckoning and The Harder They Fall in my DVD collection - I will watch soon. Also there is a new collection due out on 3 Oct 2006:

Humphrey Bogart - The Signature Collection, Vol. 2 (The Maltese Falcon Three-Disc Special Edition / Across the Pacific / Action in the North Atlantic / All Through the Night / Passage to Marseille)