diff --git a/src/hardware/hw_main.h b/src/hardware/hw_main.h
index 5abf10f42..3a0a58427 100644
--- a/src/hardware/hw_main.h
+++ b/src/hardware/hw_main.h
@@ -83,6 +83,7 @@ extern consvar_t cv_grcoronasize;
 #endif
 extern consvar_t cv_grfov;
 extern consvar_t cv_grmodels;
+extern consvar_t cv_grmodelinterpolation;
 extern consvar_t cv_grfog;
 extern consvar_t cv_grfogcolor;
 extern consvar_t cv_grfogdensity;
diff --git a/src/hardware/hw_md2.c b/src/hardware/hw_md2.c
index 94abef06d..5fbc1ad53 100644
--- a/src/hardware/hw_md2.c
+++ b/src/hardware/hw_md2.c
@@ -840,11 +840,15 @@ static void HWR_GetBlendedTexture(GLPatch_t *gpatch, GLPatch_t *blendgpatch, INT
 
 static boolean HWR_CanInterpolateModel(mobj_t *mobj, model_t *model)
 {
+	if (cv_grmodelinterpolation.value == 2) // Always
+		return true;
 	return model->interpolate[(mobj->frame & FF_FRAMEMASK)];
 }
 
 static boolean HWR_CanInterpolateSprite2(modelspr2frames_t *spr2frame)
 {
+	if (cv_grmodelinterpolation.value == 2) // Always
+		return true;
 	return spr2frame->interpolate;
 }
 
@@ -1101,7 +1105,7 @@ void HWR_DrawMD2(gr_vissprite_t *spr)
 
 #ifdef USE_MODEL_NEXTFRAME
 #define INTERPOLERATION_LIMIT TICRATE/4
-		if (cv_grmodels.value == 1 && tics <= durs && tics <= INTERPOLERATION_LIMIT)
+		if (cv_grmodelinterpolation.value && tics <= durs && tics <= INTERPOLERATION_LIMIT)
 		{
 			if (durs > INTERPOLERATION_LIMIT)
 				durs = INTERPOLERATION_LIMIT;
diff --git a/src/r_main.c b/src/r_main.c
index 1a5e402b5..3ed509af5 100644
--- a/src/r_main.c
+++ b/src/r_main.c
@@ -1216,6 +1216,7 @@ void R_RegisterEngineStuff(void)
 	CV_RegisterVar(&cv_grcoronas);
 	CV_RegisterVar(&cv_grcoronasize);
 #endif
+	CV_RegisterVar(&cv_grmodelinterpolation);
 	CV_RegisterVar(&cv_grmodels);
 	CV_RegisterVar(&cv_grspritebillboarding);
 	CV_RegisterVar(&cv_grskydome);
diff --git a/src/v_video.c b/src/v_video.c
index 8e977f25d..7f99cfd32 100644
--- a/src/v_video.c
+++ b/src/v_video.c
@@ -89,6 +89,7 @@ static void CV_Gammaxxx_ONChange(void);
 // but they won't do anything.
 static CV_PossibleValue_t grgamma_cons_t[] = {{1, "MIN"}, {255, "MAX"}, {0, NULL}};
 static CV_PossibleValue_t grsoftwarefog_cons_t[] = {{0, "Off"}, {1, "On"}, {2, "LightPlanes"}, {0, NULL}};
+static CV_PossibleValue_t grmodelinterpolation_cons_t[] = {{0, "Off"}, {1, "Sometimes"}, {2, "Always"}, {0, NULL}};
 
 consvar_t cv_grfovchange = {"gr_fovchange", "Off", CV_SAVE, CV_OnOff, NULL, 0, NULL, NULL, 0, 0, NULL};
 consvar_t cv_grfog = {"gr_fog", "On", CV_SAVE, CV_OnOff, NULL, 0, NULL, NULL, 0, 0, NULL};
@@ -107,9 +108,9 @@ consvar_t cv_grcoronas = {"gr_coronas", "On", CV_SAVE, CV_OnOff, NULL, 0, NULL,
 consvar_t cv_grcoronasize = {"gr_coronasize", "1", CV_SAVE| CV_FLOAT, 0, NULL, 0, NULL, NULL, 0, 0, NULL};
 #endif
 
-static CV_PossibleValue_t CV_MD2[] = {{0, "Off"}, {1, "On"}, {2, "Old"}, {0, NULL}};
-// console variables in development
-consvar_t cv_grmodels = {"gr_models", "Off", CV_SAVE, CV_MD2, NULL, 0, NULL, NULL, 0, 0, NULL};
+consvar_t cv_grmodels = {"gr_models", "Off", CV_SAVE, CV_OnOff, NULL, 0, NULL, NULL, 0, 0, NULL};
+consvar_t cv_grmodelinterpolation = {"gr_modelinterpolation", "Sometimes", CV_SAVE, grmodelinterpolation_cons_t, NULL, 0, NULL, NULL, 0, 0, NULL};
+
 consvar_t cv_grspritebillboarding = {"gr_spritebillboarding", "Off", CV_SAVE, CV_OnOff, NULL, 0, NULL, NULL, 0, 0, NULL};
 consvar_t cv_grskydome = {"gr_skydome", "On", CV_SAVE, CV_OnOff, NULL, 0, NULL, NULL, 0, 0, NULL};
 #endif