diff --git a/source/games/blood/src/actor.cpp b/source/games/blood/src/actor.cpp
index c60080ed0..fa949f7f2 100644
--- a/source/games/blood/src/actor.cpp
+++ b/source/games/blood/src/actor.cpp
@@ -5512,7 +5512,7 @@ void actExplodeSprite(DBloodActor* actor)
 		nType = kExplosionFireball;
 		seqSpawn(9, actor, -1);
 		if (Chance(0x8000)) pSprite->cstat |= 4;
-		sfxPlay3DSound(actor, 306, 24 + (pSprite->index & 3), FX_GlobalChannel); // ouch...
+		sfxPlay3DSound(actor, 306, 24 + (actor->GetIndex() & 3), FX_GlobalChannel);
 		GibSprite(actor, GIBTYPE_5, nullptr, nullptr);
 		break;
 
@@ -5832,7 +5832,7 @@ static void actCheckThings()
 			}
 			actAirDrag(actor, 128);
 
-			if (((pSprite->index >> 8) & 15) == (gFrameCount & 15) && (pSprite->flags & 2))	pSprite->flags |= 4;
+			if (((actor->GetIndex() >> 8) & 15) == (gFrameCount & 15) && (pSprite->flags & 2))	pSprite->flags |= 4;
 			if ((pSprite->flags & 4) || actor->xvel || actor->yvel || actor->zvel || velFloor[pSprite->sectnum] || velCeil[pSprite->sectnum])
 			{
 				Collision hit = MoveThing(actor);
diff --git a/source/games/blood/src/ai.cpp b/source/games/blood/src/ai.cpp
index b7451f240..365269fe2 100644
--- a/source/games/blood/src/ai.cpp
+++ b/source/games/blood/src/ai.cpp
@@ -1662,7 +1662,7 @@ void aiProcessDudes(void)
 			if (pXSprite->aiState->moveFunc)
 				pXSprite->aiState->moveFunc(actor);
 
-			if (pXSprite->aiState->thinkFunc && (gFrameCount & 3) == (pSprite->index & 3)) // ouch, ouch! :(
+			if (pXSprite->aiState->thinkFunc && (gFrameCount & 3) == (actor->GetIndex() & 3))
 				pXSprite->aiState->thinkFunc(actor);
 		}
 
diff --git a/source/games/blood/src/aiunicult.cpp b/source/games/blood/src/aiunicult.cpp
index 1a8876789..bd82283b6 100644
--- a/source/games/blood/src/aiunicult.cpp
+++ b/source/games/blood/src/aiunicult.cpp
@@ -2522,7 +2522,7 @@ bool genDudePrepare(DBloodActor* actor, int propId)
                     case kGenDudeSeqReserved7:
                     case kGenDudeSeqReserved8:
                         /*if (getSequence(i)) {
-                            viewSetSystemMessage("Found reserved SEQ animation (%d) for custom dude #%d!", i, pSprite->index);
+                            viewSetSystemMessage("Found reserved SEQ animation (%d) for custom dude #%d!", i, actor->GetIndex());
                             viewSetSystemMessage("Using reserved animation is not recommended.");
                             viewSetSystemMessage("SEQ base id: %d", seqStartId);
                         }*/