diff --git a/source/games/exhumed/src/aistuff.h b/source/games/exhumed/src/aistuff.h
index 4288402a6..9d060cae8 100644
--- a/source/games/exhumed/src/aistuff.h
+++ b/source/games/exhumed/src/aistuff.h
@@ -180,6 +180,10 @@ void UseItem(short nPlayer, short nItem);
 void UseCurItem(short nPlayer);
 int GrabItem(short nPlayer, short nItem);
 void DropMagic(short nSprite);
+inline void DropMagic(DExhumedActor* actor)
+{
+    DropMagic(actor->GetSpriteIndex());
+}
 void InitItems();
 void StartRegenerate(short nSprite);
 void DoRegenerates();
@@ -236,9 +240,21 @@ void ResetMoveFifo();
 void InitChunks();
 void InitPushBlocks();
 void Gravity(short nSprite);
+inline void Gravity(DExhumedActor* actor)
+{
+    Gravity(actor->GetSpriteIndex());
+}
 short UpdateEnemy(short *nEnemy);
 int MoveCreature(short nSprite);
+Collision MoveCreature(DExhumedActor* nSprite)
+{
+    return Collision(MoveCreature(nSprite->GetSpriteIndex()));
+}
 int MoveCreatureWithCaution(int nSprite);
+inline Collision MoveCreatureWithCaution(DExhumedActor* actor)
+{
+    return Collision(MoveCreatureWithCaution(actor->GetSpriteIndex()));
+}
 void WheresMyMouth(int nPlayer, int *x, int *y, int *z, short *sectnum);
 int GetSpriteHeight(int nSprite);
 int GetActorHeight(DExhumedActor* nSprite);
@@ -248,15 +264,29 @@ DExhumedActor* GrabBodyGunSprite();
 void CreatePushBlock(int nSector);
 void FuncCreatureChunk(int a, int, int nRun);
 int FindPlayer(int nSprite, int nDistance);
+inline DExhumedActor* FindPlayer(DExhumedActor* nSprite, int nDistance)
+{
+    int targ = FindPlayer(nSprite->GetSpriteIndex(), nDistance);
+    return targ > -1 ? &exhumedActors[targ] : nullptr;
+}
+
 int BuildCreatureChunk(int nVal, int nPic);
 void BuildNear(int x, int y, int walldist, int nSector);
 int PlotCourseToSprite(int nSprite1, int nSprite2);
+inline int PlotCourseToSprite(DExhumedActor* nSprite1, DExhumedActor* nSprite2)
+{
+    return PlotCourseToSprite(nSprite1->GetSpriteIndex(), nSprite2->GetSpriteIndex());
+}
 void CheckSectorFloor(short nSector, int z, int *x, int *y);
 int GetAngleToSprite(int nSprite1, int nSprite2);
 int GetWallNormal(short nWall);
 int GetUpAngle(short nSprite1, int nVal, short nSprite2, int ecx);
 void MoveSector(short nSector, int nAngle, int *nXVel, int *nYVel);
 int AngleChase(int nSprite, int nSprite2, int ebx, int ecx, int push1);
+inline Collision AngleChase(DExhumedActor* nSprite, DExhumedActor* nSprite2, int ebx, int ecx, int push1)
+{
+    return Collision(AngleChase(nSprite->GetSpriteIndex(), nSprite2->GetSpriteIndex(), ebx, ecx, push1));
+}
 void SetQuake(short nSprite, int nVal);
 
 // mummy
@@ -731,8 +761,20 @@ void runlist_DoSubRunRec(int RunPtr);
 void runlist_SubRunRec(int RunPtr);
 void runlist_ProcessWallTag(int nWall, short nLotag, short nHitag);
 int runlist_CheckRadialDamage(short nSprite);
+inline int runlist_CheckRadialDamage(DExhumedActor* actor)
+{
+    return runlist_CheckRadialDamage(actor->GetSpriteIndex());
+}
 void runlist_RadialDamageEnemy(short nSprite, short nDamage, short nRadius);
+inline void runlist_RadialDamageEnemy(DExhumedActor* nSprite, short nSprite2, short nDamage)
+{
+    return runlist_RadialDamageEnemy(nSprite->GetSpriteIndex(), nSprite2, nDamage);
+}
 void runlist_DamageEnemy(int nSprite, int nSprite2, short nDamage);
+inline void runlist_DamageEnemy(DExhumedActor* nSprite, DExhumedActor* nSprite2, short nDamage)
+{
+    return runlist_DamageEnemy(nSprite? nSprite->GetSpriteIndex() : -1, nSprite2? nSprite2->GetSpriteIndex() : -1, nDamage);
+}
 void runlist_SignalRun(int NxtPtr, int edx);
 
 void runlist_CleanRunRecs();
diff --git a/source/games/exhumed/src/engine.h b/source/games/exhumed/src/engine.h
index 9b2cb1689..d44136be1 100644
--- a/source/games/exhumed/src/engine.h
+++ b/source/games/exhumed/src/engine.h
@@ -38,6 +38,11 @@ enum
 
 
 int movesprite(short spritenum, int dx, int dy, int dz, int ceildist, int flordist, unsigned int clipmask);
+inline Collision movesprite(DExhumedActor* spritenum, int dx, int dy, int dz, int ceildist, int flordist, unsigned int clipmask)
+{
+	return Collision(movesprite(spritenum->GetSpriteIndex(), dx, dy, dz, ceildist, flordist, clipmask));
+}
+
 void precache();
 void resettiming();
 
diff --git a/source/games/exhumed/src/exhumed.h b/source/games/exhumed/src/exhumed.h
index cca53ede3..84f9907f4 100644
--- a/source/games/exhumed/src/exhumed.h
+++ b/source/games/exhumed/src/exhumed.h
@@ -68,6 +68,7 @@ void EraseScreen(int eax);
 
 void mychangespritesect(int nSprite, int nSector);
 void mydeletesprite(int nSprite);
+void DeleteActor(DExhumedActor* actor);
 
 void GrabPalette();
 
diff --git a/source/games/exhumed/src/exhumedactor.h b/source/games/exhumed/src/exhumedactor.h
index 7f1339dbb..2046286ce 100644
--- a/source/games/exhumed/src/exhumedactor.h
+++ b/source/games/exhumed/src/exhumedactor.h
@@ -6,16 +6,24 @@ void mydeletesprite(int nSprite);
 
 class DExhumedActor;
 
+enum
+{
+	kHitAuxMask = 0x30000,
+	kHitAux1 = 0x10000,
+	kHitAux2 = 0x20000,
+};
+
 // Wrapper around the insane collision info mess from Build.
 struct Collision
 {
 	int type;
 	int index;
+	int exbits;
 	int legacyVal;	// should be removed later, but needed for converting back for unadjusted code.
 	DExhumedActor* actor;
 
 	Collision() = default;
-	Collision(int legacyval) { setFromEngine(legacyval); }
+	explicit Collision(int legacyval) { setFromEngine(legacyval); }
 
 	// need forward declarations of these.
 	int actorIndex(DExhumedActor*);
@@ -25,6 +33,7 @@ struct Collision
 	{
 		type = kHitNone;
 		index = -1;
+		exbits = 0;
 		legacyVal = 0;
 		actor = nullptr;
 		return kHitNone;
@@ -34,6 +43,7 @@ struct Collision
 	{
 		type = kHitSector;
 		index = num;
+		exbits = 0;
 		legacyVal = type | index;
 		actor = nullptr;
 		return kHitSector;
@@ -42,6 +52,7 @@ struct Collision
 	{
 		type = kHitWall;
 		index = num;
+		exbits = 0;
 		legacyVal = type | index;
 		actor = nullptr;
 		return kHitWall;
@@ -50,6 +61,7 @@ struct Collision
 	{
 		type = kHitSprite;
 		index = -1;
+		exbits = 0;
 		legacyVal = type | actorIndex(num);
 		actor = num;
 		return kHitSprite;
@@ -59,6 +71,7 @@ struct Collision
 	{
 		legacyVal = value;
 		type = value & kHitTypeMask;
+		exbits = value & kHitAuxMask;
 		if (type == 0) { index = -1; actor = nullptr; }
 		else if (type != kHitSprite) { index = value & kHitIndexMask; actor = nullptr; }
 		else { index = -1; actor = Actor(value & kHitIndexMask); }
@@ -83,23 +96,21 @@ public:
 	spritetype& s() { return sprite[index]; }
 	int GetIndex() { return index; }	// should only be for error reporting or for masking to a slot index
 	int GetSpriteIndex() { return index; }	// this is only here to mark places that need changing later!
-
-	/*
-	void SetOwner(DExhumedActor* own)
-	{
-		s().owner = own ? own->GetSpriteIndex() : -1;
-	}
-
-	DExhumedActor* GetOwner()
-	{
-		if (s().owner == -1 || s().owner == MAXSPRITES - 1) return nullptr;
-		return base() + s().owner;
-	}
-	*/
 };
 
 extern DExhumedActor exhumedActors[MAXSPRITES];
 
+inline DExhumedActor* Collision::Actor(int i)
+{
+	return &exhumedActors[i];
+}
+
+inline int Collision::actorIndex(DExhumedActor* a)
+{
+	return a->GetSpriteIndex();
+}
+
+
 inline DExhumedActor* DExhumedActor::base() { return exhumedActors; }
 
 // Iterator wrappers that return an actor pointer, not an index.
@@ -217,4 +228,9 @@ inline void setActorPos(DExhumedActor* actor, vec3_t* pos)
 	setsprite(actor->GetSpriteIndex(), pos);
 }
 
+inline DExhumedActor* GetActor(const hitdata_t& hitData)
+{
+	return &exhumedActors[hitData.sprite];
+}
+
 END_BLD_NS
diff --git a/source/games/exhumed/src/player.h b/source/games/exhumed/src/player.h
index f9b490d52..3d75884d2 100644
--- a/source/games/exhumed/src/player.h
+++ b/source/games/exhumed/src/player.h
@@ -123,6 +123,10 @@ extern int nPlayerDY[kMaxPlayers];
 extern int nPlayerDX[kMaxPlayers];
 
 short GetPlayerFromSprite(short nSprite);
+short GetPlayerFromActor(DExhumedActor* actor)
+{
+    return GetPlayerFromSprite(actor->GetSpriteIndex());
+}
 void SetPlayerMummified(int nPlayer, int bIsMummified);
 int AddAmmo(int nPlayer, int nWeapon, int nAmmoAmount);
 void ShootStaff(int nPlayer);
diff --git a/source/games/exhumed/src/sequence.h b/source/games/exhumed/src/sequence.h
index 02fce2151..25aa80f05 100644
--- a/source/games/exhumed/src/sequence.h
+++ b/source/games/exhumed/src/sequence.h
@@ -134,6 +134,11 @@ extern short FrameBase[];
 void seq_LoadSequences();
 int seq_GetFrameSound(int val, int edx);
 void seq_MoveSequence(short nSprite, short nSeq, short bx);
+inline void seq_MoveSequence(DExhumedActor* actor, short nSeq, short bx)
+{
+    seq_MoveSequence(actor->GetSpriteIndex(), nSeq, bx);
+}
+
 int seq_GetSeqPicnum2(short nSeq, short nFrame);
 int seq_GetSeqPicnum(short nSeq, short edx, short ebx);
 void seq_DrawStatusSequence(short nSequence, uint16_t edx, short ebx);
diff --git a/source/games/exhumed/src/sound.h b/source/games/exhumed/src/sound.h
index 9763a4810..70201ff5d 100644
--- a/source/games/exhumed/src/sound.h
+++ b/source/games/exhumed/src/sound.h
@@ -133,11 +133,20 @@ void CheckAmbience(short nSector);
 
 void PlayFX2(unsigned short nSound, short nSprite, int sectf = 0, EChanFlags chanflags = CHANF_NONE, int sprflags = 0);
 void PlayFXAtXYZ(unsigned short nSound, int x, int y, int z, int nSector, EChanFlags chanflags = CHANF_NONE, int sectf = 0);
-inline void D3PlayFX(unsigned short nSound, short nVal, short flags = 0)
+inline void D3PlayFX(unsigned short nSound, short nSprite, short flags = 0)
 {
-    PlayFX2(nSound, nVal, 0, CHANF_NONE, flags);
+    PlayFX2(nSound, nSprite, 0, CHANF_NONE, flags);
 }
+inline void D3PlayFX(unsigned short nSound, DExhumedActor* actor, short flags = 0)
+{
+    PlayFX2(nSound, actor->GetSpriteIndex(), 0, CHANF_NONE, flags);
+}
+
 void StopSpriteSound(short nSprite);
+inline void StopActorSound(DExhumedActor* actor)
+{
+    if (actor) StopSpriteSound(actor->GetSpriteIndex());
+}
 
 void StartSwirlies();
 void UpdateSwirlies();