diff --git a/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/SWF.java b/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/SWF.java
index 88a648464..80736b488 100644
--- a/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/SWF.java
+++ b/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/SWF.java
@@ -160,6 +160,7 @@ import java.util.Date;
 import java.util.EmptyStackException;
 import java.util.HashMap;
 import java.util.HashSet;
+import java.util.LinkedHashSet;
 import java.util.List;
 import java.util.Map;
 import java.util.Set;
@@ -262,6 +263,9 @@ public final class SWF implements SWFContainerItem, Timelined {
     @Internal
     private Map<Integer, CharacterTag> characters;
 
+    @Internal
+    private Map<Integer, Set<Integer>> dependentCharacters;
+
     @Internal
     private List<ABCContainerTag> abcList;
 
@@ -388,6 +392,71 @@ public final class SWF implements SWFContainerItem, Timelined {
         return characters;
     }
 
+    public Map<Integer, Set<Integer>> getDependentCharacters() {
+        if (dependentCharacters == null) {
+            synchronized (this) {
+                if (dependentCharacters == null) {
+                    Map<Integer, Set<Integer>> dep = new HashMap<>();
+                    for (Tag tag : tags) {
+                        if (tag instanceof CharacterTag) {
+                            int characterId = ((CharacterTag) tag).getCharacterId();
+                            Set<Integer> needed = new HashSet<>();
+                            tag.getNeededCharacters(needed);
+                            for (Integer needed1 : needed) {
+                                Set<Integer> s = dep.get(needed1);
+                                if (s == null) {
+                                    s = new HashSet<>();
+                                    dep.put(needed1, s);
+                                }
+
+                                s.add(characterId);
+                            }
+                        }
+                    }
+
+                    dependentCharacters = dep;
+                }
+            }
+        }
+
+        return dependentCharacters;
+    }
+
+    public Set<Integer> getDependentCharacters(int characterId) {
+        Set<Integer> visited = new HashSet<>();
+
+        Set<Integer> dependents2 = new LinkedHashSet<>();
+        Set<Integer> deps = getDependentCharacters().get(characterId);
+        if (deps != null) {
+            dependents2.addAll(deps);
+        }
+
+        while (visited.size() != dependents2.size()) {
+            for (int chId : dependents2) {
+                if (!visited.contains(chId)) {
+                    visited.add(chId);
+                    if (getCharacters().containsKey(chId)) {
+                        deps = getDependentCharacters().get(chId);
+                        if (deps != null) {
+                            dependents2.addAll(deps);
+                        }
+
+                        break;
+                    }
+                }
+            }
+        }
+
+        Set<Integer> dependents = new LinkedHashSet<>();
+        for (Integer chId : dependents2) {
+            if (getCharacters().containsKey(chId)) {
+                dependents.add(chId);
+            }
+        }
+
+        return dependents;
+    }
+
     public CharacterTag getCharacter(int characterId) {
         return getCharacters().get(characterId);
     }
diff --git a/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/tags/Tag.java b/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/tags/Tag.java
index e08ae44b6..1f5706d12 100644
--- a/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/tags/Tag.java
+++ b/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/tags/Tag.java
@@ -660,17 +660,14 @@ public abstract class Tag implements NeedsCharacters, Exportable, Serializable {
             tagInfo.addInfo("general", "neededCharacters", Helper.joinStrings(needed, ", "));
         }
 
-        /* todo: add dependent characters, getDependentCharacters method is currently slow
-         if (this instanceof CharacterTag) {
-         Set<Integer> dependent = new LinkedHashSet<>();
-         int characterId = ((CharacterTag) this).getCharacterId();
-         dependent.add(characterId);
-         getDependentCharacters(dependent);
-         dependent.remove(characterId);
-
-         if (dependent.size() > 0) {
-         tagInfo.addInfo("general", "dependentCharacters", Helper.joinStrings(dependent, ", "));
-         }
-         }*/
+        if (this instanceof CharacterTag) {
+            int characterId = ((CharacterTag) this).getCharacterId();
+            Set<Integer> dependent = swf.getDependentCharacters(characterId);
+            if (dependent != null) {
+                if (dependent.size() > 0) {
+                    tagInfo.addInfo("general", "dependentCharacters", Helper.joinStrings(dependent, ", "));
+                }
+            }
+        }
     }
 }
diff --git a/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/timeline/Timeline.java b/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/timeline/Timeline.java
index 664581e1e..0da7e08fe 100644
--- a/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/timeline/Timeline.java
+++ b/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/timeline/Timeline.java
@@ -117,6 +117,7 @@ public class Timeline {
         ensureInitialized();
         frames.add(frame);
         maxDepth = getMaxDepthInternal();
+        calculateMaxDepthFrames();
     }
 
     public AS2Package getAS2RootPackage() {
@@ -343,14 +344,7 @@ public class Timeline {
 
         // todo: enable again after TweenDetector.detectRanges implemented
         //detectTweens();
-        for (int d = 1; d <= maxDepth; d++) {
-            for (int f = frames.size() - 1; f >= 0; f--) {
-                if (frames.get(f).layers.get(d) != null) {
-                    depthMaxFrame.put(d, f + 1);
-                    break;
-                }
-            }
-        }
+        calculateMaxDepthFrames();
 
         createASPackages();
         if (parentTag == null) {
@@ -397,6 +391,18 @@ public class Timeline {
         }
     }
 
+    private void calculateMaxDepthFrames() {
+        depthMaxFrame.clear();
+        for (int d = 1; d <= maxDepth; d++) {
+            for (int f = frames.size() - 1; f >= 0; f--) {
+                if (frames.get(f).layers.get(d) != null) {
+                    depthMaxFrame.put(d, f + 1);
+                    break;
+                }
+            }
+        }
+    }
+
     private void createASPackages() {
         for (ASMSource asm : asmSources) {
             if (asm instanceof DoInitActionTag) {
diff --git a/src/com/jpexs/decompiler/flash/console/CommandLineArgumentParser.java b/src/com/jpexs/decompiler/flash/console/CommandLineArgumentParser.java
index 69ea5f517..d50eef6f1 100644
--- a/src/com/jpexs/decompiler/flash/console/CommandLineArgumentParser.java
+++ b/src/com/jpexs/decompiler/flash/console/CommandLineArgumentParser.java
@@ -329,7 +329,7 @@ public class CommandLineArgumentParser {
             out.println("  ...Converts the <infile> XML to <outfile> SWF file");
         }
 
-        if (filter == null || filter.equals("proxy")) {
+        if (filter == null || filter.equals("extract")) {
             out.println(" " + (cnt++) + ") -extract <infile> [-o <outpath>|<outfile>] [nocheck] [(all|biggest|smallest|first|last)]");
             out.println("  ...Extracts SWF files from ZIP or other binary files");
             out.println("  ...-o parameter should contain a file path when \"biggest\" or \"first\" parameter is specified");
@@ -341,7 +341,7 @@ public class CommandLineArgumentParser {
             out.println("  ...Renames the invalid identifiers in <infile> and save it to <outfile>");
         }
 
-        if (filter == null || filter.equals("proxy")) {
+        if (filter == null || filter.equals("config")) {
             out.println(" " + (cnt++) + ") -config key=value[,key2=value2][,key3=value3...] [other parameters]");
             out.print("  ...Sets configuration values. ");
             if (!webHelp) {
@@ -407,8 +407,8 @@ public class CommandLineArgumentParser {
         }
 
         if (filter == null || filter.equals("replacecharacterid")) {
-            out.println(" " + (cnt++) + ") -replaceCharacterId <oldId1>,<newId1>,<oldId2>,<newId2>... or");
-            out.println(" " + (cnt++) + ") -replaceCharacterId (pack|sort)");
+            out.println(" " + (cnt++) + ") -replaceCharacterId <infile> <outfile> <oldId1>,<newId1>,<oldId2>,<newId2>... or");
+            out.println(" " + (cnt++) + ") -replaceCharacterId <infile> <outfile> (pack|sort)");
             out.println(" ...replaces the <oldId1> character id with <newId1>");
             out.println(" ...pack: removes the spaces between the character ids (1,4,3 => 1,3,2)");
             out.println(" ...sort: assigns increasing IDs to the chatacter tags + pack (1,4,3 => 1,2,3)");
diff --git a/src/com/jpexs/decompiler/flash/gui/MainPanel.java b/src/com/jpexs/decompiler/flash/gui/MainPanel.java
index 1adaf86d5..db2205126 100644
--- a/src/com/jpexs/decompiler/flash/gui/MainPanel.java
+++ b/src/com/jpexs/decompiler/flash/gui/MainPanel.java
@@ -2847,8 +2847,11 @@ public final class MainPanel extends JPanel implements TreeSelectionListener, Se
                 final SWF swf = getCurrentSwf();
                 if (swf != null) {
                     TreeItem item = tagTree.getCurrentTreeItem();
-                    if (item instanceof DefineSpriteTag) {
-                        timelineViewPanel.setTimelined((DefineSpriteTag) item);
+                    if (item instanceof TagScript) {
+                        item = ((TagScript) item).getTag();
+                    }
+                    if (item instanceof Timelined) {
+                        timelineViewPanel.setTimelined((Timelined) item);
                     } else {
                         timelineViewPanel.setTimelined(swf);
                     }