In a medium bowl, whip cream to stiff peaks.
Refrigerate.
Place dark chocolate pieces in a microwave safe bowl. Set aside.
In a small bowl, dissolve gelatin in water. Set aside.
Bring 1" of water to a simmer in a medium saucepan.
In a medium bowl, whisk together eggs, egg yolks, and sugar.
Place over simmering water.
Heat, while whisking, to 135° F.
Remove from heat.
Mix in gelatin.
Whip with an electric mixer until light and fluffy, about 3-4 minutes.
Microwave chocolate in 15 second increments, stirring after each, until melted and smooth.
Immediately stir into egg mixture.
When chocolate and egg mixture are completely combined, fold in whipped cream one third at a time.
Fold in chocolate chunks.
Spoon into pie shell.
Chill for at least 1 hour.