diff --git a/spine-unity/Assets/spine-unity/SkeletonAnimator.cs b/spine-unity/Assets/spine-unity/SkeletonAnimator.cs
index 05e6359d6..695c63238 100644
--- a/spine-unity/Assets/spine-unity/SkeletonAnimator.cs
+++ b/spine-unity/Assets/spine-unity/SkeletonAnimator.cs
@@ -142,12 +142,12 @@ namespace Spine.Unity {
 					// Always use Mix instead of Applying the first non-zero weighted clip.
 					for (int c = 0; c < clipInfo.Length; c++) {
 						var info = clipInfo[c];	float weight = info.weight * layerWeight; if (weight == 0) continue;
-						animationTable[NameHashCode(info.clip)].Apply(skeleton, 0, AnimationTime(stateInfo.normalizedTime, info.clip.length, stateInfo.loop), stateInfo.loop, null, weight, false, false);
+						animationTable[NameHashCode(info.clip)].Apply(skeleton, 0, AnimationTime(stateInfo.normalizedTime, info.clip.length, stateInfo.loop, stateInfo.speed <0), stateInfo.loop, null, weight, false, false);
 					}
 					if (hasNext) {
 						for (int c = 0; c < nextClipInfo.Length; c++) {
 							var info = nextClipInfo[c]; float weight = info.weight * layerWeight; if (weight == 0) continue;
-							animationTable[NameHashCode(info.clip)].Apply(skeleton, 0, nextStateInfo.normalizedTime * info.clip.length, nextStateInfo.loop, null, weight, false, false);
+							animationTable[NameHashCode(info.clip)].Apply(skeleton, 0, AnimationTime(nextStateInfo.normalizedTime , info.clip.length,nextStateInfo.speed < 0), nextStateInfo.loop, null, weight, false, false);
 						}
 					}
 				} else { // case MixNext || SpineStyle
@@ -155,13 +155,13 @@ namespace Spine.Unity {
 					int c = 0;
 					for (; c < clipInfo.Length; c++) {
 						var info = clipInfo[c]; float weight = info.weight * layerWeight; if (weight == 0) continue;
-						animationTable[NameHashCode(info.clip)].Apply(skeleton, 0, AnimationTime(stateInfo.normalizedTime, info.clip.length, stateInfo.loop), stateInfo.loop, null, 1f, false, false);
+						animationTable[NameHashCode(info.clip)].Apply(skeleton, 0, AnimationTime(stateInfo.normalizedTime, info.clip.length, stateInfo.loop, stateInfo.speed <0), stateInfo.loop, null, 1f, false, false);
 						break;
 					}
 					// Mix the rest
 					for (; c < clipInfo.Length; c++) {
 						var info = clipInfo[c]; float weight = info.weight * layerWeight; if (weight == 0) continue;
-						animationTable[NameHashCode(info.clip)].Apply(skeleton, 0, AnimationTime(stateInfo.normalizedTime, info.clip.length, stateInfo.loop), stateInfo.loop, null, weight, false, false);
+						animationTable[NameHashCode(info.clip)].Apply(skeleton, 0, AnimationTime(stateInfo.normalizedTime, info.clip.length, stateInfo.loop, stateInfo.speed <0), stateInfo.loop, null, weight, false, false);
 					}
 
 					c = 0;
@@ -170,14 +170,14 @@ namespace Spine.Unity {
 						if (mode == MixMode.SpineStyle) {
 							for (; c < nextClipInfo.Length; c++) {
 								var info = nextClipInfo[c]; float weight = info.weight * layerWeight; if (weight == 0) continue;
-								animationTable[NameHashCode(info.clip)].Apply(skeleton, 0, nextStateInfo.normalizedTime * info.clip.length, nextStateInfo.loop, null, 1f, false, false);
+								animationTable[NameHashCode(info.clip)].Apply(skeleton, 0, AnimationTime(nextStateInfo.normalizedTime , info.clip.length,nextStateInfo.speed < 0), nextStateInfo.loop, null, 1f, false, false);
 								break;
 							}
 						}
 						// Mix the rest
 						for (; c < nextClipInfo.Length; c++) {
 							var info = nextClipInfo[c];	float weight = info.weight * layerWeight; if (weight == 0) continue;
-							animationTable[NameHashCode(info.clip)].Apply(skeleton, 0, nextStateInfo.normalizedTime * info.clip.length, nextStateInfo.loop, null, weight, false, false);
+							animationTable[NameHashCode(info.clip)].Apply(skeleton, 0, AnimationTime(nextStateInfo.normalizedTime , info.clip.length,nextStateInfo.speed < 0), nextStateInfo.loop, null, weight, false, false);
 						}
 					}
 				}
@@ -200,13 +200,24 @@ namespace Spine.Unity {
 			}
 		}
 
-		static float AnimationTime (float normalizedTime, float clipLength, bool loop) {
+		static float AnimationTime (float normalizedTime, float clipLength, bool loop, bool reversed) {
+			if(reversed){
+				normalizedTime = (1-normalizedTime+(int)normalizedTime) + (int)normalizedTime;
+			}
 			float time = normalizedTime * clipLength;
 			if (loop) return time;
 			const float EndSnapEpsilon = 1f/30f; // Workaround for end-duration keys not being applied.
 			return (clipLength - time < EndSnapEpsilon) ? clipLength : time; // return a time snapped to clipLength;
 		}
 
+		static float AnimationTime(float normalizedTime, float clipLength, bool reversed) {
+			if(reversed){
+				normalizedTime = (1-normalizedTime+(int)normalizedTime) + (int)normalizedTime;
+			}
+
+			return normalizedTime * clipLength;
+		}
+
 		int NameHashCode (AnimationClip clip) {
 			int clipNameHashCode;
 			if (!clipNameHashCodeTable.TryGetValue(clip, out clipNameHashCode)) {