diff --git a/direct/src/interval/AnimControlInterval.py b/direct/src/interval/AnimControlInterval.py
index 3e1d1259d1..f53fe22057 100755
--- a/direct/src/interval/AnimControlInterval.py
+++ b/direct/src/interval/AnimControlInterval.py
@@ -152,7 +152,7 @@ class AnimControlInterval(Interval.Interval):
         else:
             frame = max(min(absFrame, numFrames - 1), 0)
             
-        self.controls.poseAll(frame)
+        self.controls.poseAll(int(frame))
 
         self.state = CInterval.SStarted
         self.currT = t
@@ -168,9 +168,9 @@ class AnimControlInterval(Interval.Interval):
             # a hitch in the animation when it plays back-to-back with
             # the next cycle.
             if self.reverse:
-                self.controls.poseAll(self.startFrame)
+                self.controls.poseAll(int(self.startFrame))
             else:
-                self.controls.poseAll(self.endFrame)
+                self.controls.poseAll(int(self.endFrame))
 
         else:
             # Otherwise, the user-specified duration determines which