diff --git a/apps/openmw/CMakeLists.txt b/apps/openmw/CMakeLists.txt
index 768054ed76..b9da636cf7 100644
--- a/apps/openmw/CMakeLists.txt
+++ b/apps/openmw/CMakeLists.txt
@@ -32,7 +32,7 @@ add_openmw_dir (mwgui
     )
 
 add_openmw_dir (mwdialogue
-    dialoguemanager journal journalentry quest topic
+    dialoguemanagerimp journal journalentry quest topic
     )
 
 add_openmw_dir (mwscript
@@ -64,7 +64,7 @@ add_openmw_dir (mwmechanics
     )
 
 add_openmw_dir (mwbase
-    environment world scriptmanager
+    environment world scriptmanager dialoguemanager
     )
 
 # Main executable
diff --git a/apps/openmw/engine.cpp b/apps/openmw/engine.cpp
index d4fa078ae9..d97d40580d 100644
--- a/apps/openmw/engine.cpp
+++ b/apps/openmw/engine.cpp
@@ -29,7 +29,7 @@
 
 #include "mwclass/classes.hpp"
 
-#include "mwdialogue/dialoguemanager.hpp"
+#include "mwdialogue/dialoguemanagerimp.hpp"
 #include "mwdialogue/journal.hpp"
 
 #include "mwmechanics/mechanicsmanager.hpp"
diff --git a/apps/openmw/mwbase/dialoguemanager.hpp b/apps/openmw/mwbase/dialoguemanager.hpp
new file mode 100644
index 0000000000..ca339e81e4
--- /dev/null
+++ b/apps/openmw/mwbase/dialoguemanager.hpp
@@ -0,0 +1,45 @@
+#ifndef GAME_MWBASE_DIALOGUEMANAGERIMP_H
+#define GAME_MWBASE_DIALOGUEMANAGERIMP_H
+
+#include <string>
+
+namespace MWWorld
+{
+    class Ptr;
+}
+
+namespace MWBase
+{
+    class DialogueManager
+    {
+            DialogueManager (const DialogueManager&);
+            ///< not implemented
+
+            DialogueManager& operator= (const DialogueManager&);
+            ///< not implemented
+
+        public:
+
+            DialogueManager() {}
+
+            virtual ~DialogueManager() {}
+
+            virtual void startDialogue (const MWWorld::Ptr& actor) = 0;
+
+            virtual void addTopic (const std::string& topic) = 0;
+
+            virtual void askQuestion (const std::string& question,int choice) = 0;
+
+            virtual void goodbye() = 0;
+
+            ///get the faction of the actor you are talking with
+            virtual std::string getFaction() const = 0;
+
+            //calbacks for the GUI
+            virtual void keywordSelected (const std::string& keyword) = 0;
+            virtual void goodbyeSelected() = 0;
+            virtual void questionAnswered (const std::string& answer) = 0;
+    };
+}
+
+#endif
diff --git a/apps/openmw/mwbase/environment.cpp b/apps/openmw/mwbase/environment.cpp
index e015000039..c0fc56f97a 100644
--- a/apps/openmw/mwbase/environment.cpp
+++ b/apps/openmw/mwbase/environment.cpp
@@ -7,13 +7,13 @@
 
 #include "../mwsound/soundmanager.hpp"
 
-#include "../mwdialogue/dialoguemanager.hpp"
 #include "../mwdialogue/journal.hpp"
 
 #include "../mwmechanics/mechanicsmanager.hpp"
 
 #include "world.hpp"
 #include "scriptmanager.hpp"
+#include "dialoguemanager.hpp"
 
 MWBase::Environment *MWBase::Environment::sThis = 0;
 
@@ -56,7 +56,7 @@ void MWBase::Environment::setMechanicsManager (MWMechanics::MechanicsManager *me
     mMechanicsManager = mechanicsManager;
 }
 
-void MWBase::Environment::setDialogueManager (MWDialogue::DialogueManager *dialogueManager)
+void MWBase::Environment::setDialogueManager (DialogueManager *dialogueManager)
 {
     mDialogueManager = dialogueManager;
 }
@@ -106,7 +106,7 @@ MWMechanics::MechanicsManager *MWBase::Environment::getMechanicsManager() const
     return mMechanicsManager;
 }
 
-MWDialogue::DialogueManager *MWBase::Environment::getDialogueManager() const
+MWBase::DialogueManager *MWBase::Environment::getDialogueManager() const
 {
     assert (mDialogueManager);
     return mDialogueManager;
diff --git a/apps/openmw/mwbase/environment.hpp b/apps/openmw/mwbase/environment.hpp
index 50d9e3940a..72d92f00fa 100644
--- a/apps/openmw/mwbase/environment.hpp
+++ b/apps/openmw/mwbase/environment.hpp
@@ -18,7 +18,6 @@ namespace MWMechanics
 
 namespace MWDialogue
 {
-    class DialogueManager;
     class Journal;
 }
 
@@ -31,6 +30,7 @@ namespace MWBase
 {
     class World;
     class ScriptManager;
+    class DialogueManager;
 
     /// \brief Central hub for mw-subsystems
     ///
@@ -47,7 +47,7 @@ namespace MWBase
             ScriptManager *mScriptManager;
             MWGui::WindowManager *mWindowManager;
             MWMechanics::MechanicsManager *mMechanicsManager;
-            MWDialogue::DialogueManager *mDialogueManager;
+            DialogueManager *mDialogueManager;
             MWDialogue::Journal *mJournal;
             MWInput::MWInputManager *mInputManager;
             float mFrameDuration;
@@ -74,7 +74,7 @@ namespace MWBase
 
             void setMechanicsManager (MWMechanics::MechanicsManager *mechanicsManager);
 
-            void setDialogueManager (MWDialogue::DialogueManager *dialogueManager);
+            void setDialogueManager (DialogueManager *dialogueManager);
 
             void setJournal (MWDialogue::Journal *journal);
 
@@ -93,7 +93,7 @@ namespace MWBase
 
             MWMechanics::MechanicsManager *getMechanicsManager() const;
 
-            MWDialogue::DialogueManager *getDialogueManager() const;
+            DialogueManager *getDialogueManager() const;
 
             MWDialogue::Journal *getJournal() const;
 
diff --git a/apps/openmw/mwdialogue/dialoguemanager.cpp b/apps/openmw/mwdialogue/dialoguemanagerimp.cpp
similarity index 99%
rename from apps/openmw/mwdialogue/dialoguemanager.cpp
rename to apps/openmw/mwdialogue/dialoguemanagerimp.cpp
index 7c23ecebbd..129e78d0fb 100644
--- a/apps/openmw/mwdialogue/dialoguemanager.cpp
+++ b/apps/openmw/mwdialogue/dialoguemanagerimp.cpp
@@ -1,5 +1,5 @@
 
-#include "dialoguemanager.hpp"
+#include "dialoguemanagerimp.hpp"
 
 #include <cctype>
 #include <algorithm>
diff --git a/apps/openmw/mwdialogue/dialoguemanager.hpp b/apps/openmw/mwdialogue/dialoguemanagerimp.hpp
similarity index 71%
rename from apps/openmw/mwdialogue/dialoguemanager.hpp
rename to apps/openmw/mwdialogue/dialoguemanagerimp.hpp
index f28b5647c4..69cc88f253 100644
--- a/apps/openmw/mwdialogue/dialoguemanager.hpp
+++ b/apps/openmw/mwdialogue/dialoguemanagerimp.hpp
@@ -1,5 +1,5 @@
-#ifndef GAME_MMDIALOG_DIALOGUEMANAGER_H
-#define GAME_MWDIALOG_DIALOGUEMANAGER_H
+#ifndef GAME_MMDIALOG_DIALOGUEMANAGERIMP_H
+#define GAME_MWDIALOG_DIALOGUEMANAGERIMP_H
 
 #include <components/esm/loadinfo.hpp>
 
@@ -8,12 +8,15 @@
 #include "../mwscript/interpretercontext.hpp"
 #include <components/compiler/output.hpp>
 
+#include "../mwbase/dialoguemanager.hpp"
+
 #include "../mwworld/ptr.hpp"
+
 #include <map>
 
 namespace MWDialogue
 {
-    class DialogueManager
+    class DialogueManager : public MWBase::DialogueManager
     {
             bool isMatching (const MWWorld::Ptr& actor, const ESM::DialInfo::SelectStruct& select) const;
 
@@ -50,21 +53,21 @@ namespace MWDialogue
 
             DialogueManager (const Compiler::Extensions& extensions);
 
-            void startDialogue (const MWWorld::Ptr& actor);
+            virtual void startDialogue (const MWWorld::Ptr& actor);
 
-            void addTopic (const std::string& topic);
+            virtual void addTopic (const std::string& topic);
 
-            void askQuestion (const std::string& question,int choice);
+            virtual void askQuestion (const std::string& question,int choice);
 
-            void goodbye();
+            virtual void goodbye();
 
             ///get the faction of the actor you are talking with
-            std::string getFaction() const;
+            virtual std::string getFaction() const;
 
             //calbacks for the GUI
-            void keywordSelected (const std::string& keyword);
-            void goodbyeSelected();
-            void questionAnswered (const std::string& answer);
+            virtual void keywordSelected (const std::string& keyword);
+            virtual void goodbyeSelected();
+            virtual void questionAnswered (const std::string& answer);
 
     };
 }
diff --git a/apps/openmw/mwgui/dialogue.cpp b/apps/openmw/mwgui/dialogue.cpp
index 760c89f496..30089dd465 100644
--- a/apps/openmw/mwgui/dialogue.cpp
+++ b/apps/openmw/mwgui/dialogue.cpp
@@ -9,7 +9,8 @@
 #include <components/esm_store/store.hpp>
 
 #include "../mwbase/environment.hpp"
-#include "../mwdialogue/dialoguemanager.hpp"
+#include "../mwbase/dialoguemanager.hpp"
+#include "../mwbase/world.hpp"
 
 #include "dialogue_history.hpp"
 #include "window_manager.hpp"
diff --git a/apps/openmw/mwscript/dialogueextensions.cpp b/apps/openmw/mwscript/dialogueextensions.cpp
index ec8ab59b41..4eb1293311 100644
--- a/apps/openmw/mwscript/dialogueextensions.cpp
+++ b/apps/openmw/mwscript/dialogueextensions.cpp
@@ -7,8 +7,10 @@
 #include <components/interpreter/runtime.hpp>
 #include <components/interpreter/opcodes.hpp>
 
+#include "../mwbase/environment.hpp"
+#include "../mwbase/dialoguemanager.hpp"
+
 #include "../mwdialogue/journal.hpp"
-#include "../mwdialogue/dialoguemanager.hpp"
 
 #include "interpretercontext.hpp"
 #include "ref.hpp"
@@ -84,7 +86,7 @@ namespace MWScript
 
                 virtual void execute (Interpreter::Runtime& runtime, unsigned int arg0)
                 {
-                    MWDialogue::DialogueManager* dialogue = MWBase::Environment::get().getDialogueManager();
+                    MWBase::DialogueManager* dialogue = MWBase::Environment::get().getDialogueManager();
                     while(arg0>0)
                     {
                         std::string question = runtime.getStringLiteral (runtime[0].mInteger);
diff --git a/apps/openmw/mwscript/statsextensions.cpp b/apps/openmw/mwscript/statsextensions.cpp
index 0cbbe8398e..5113c9dbff 100644
--- a/apps/openmw/mwscript/statsextensions.cpp
+++ b/apps/openmw/mwscript/statsextensions.cpp
@@ -16,6 +16,7 @@
 #include <components/interpreter/opcodes.hpp>
 
 #include "../mwbase/environment.hpp"
+#include "../mwbase/dialoguemanager.hpp"
 
 #include "../mwworld/class.hpp"
 #include "../mwworld/player.hpp"
@@ -26,7 +27,6 @@
 #include "interpretercontext.hpp"
 #include "ref.hpp"
 
-#include "../mwdialogue/dialoguemanager.hpp"
 
 namespace MWScript
 {
diff --git a/apps/openmw/mwworld/actiontalk.cpp b/apps/openmw/mwworld/actiontalk.cpp
index 78171bbe5a..d94cb67f41 100644
--- a/apps/openmw/mwworld/actiontalk.cpp
+++ b/apps/openmw/mwworld/actiontalk.cpp
@@ -2,8 +2,7 @@
 #include "actiontalk.hpp"
 
 #include "../mwbase/environment.hpp"
-#include "../mwgui/window_manager.hpp"
-#include "../mwdialogue/dialoguemanager.hpp"
+#include "../mwbase/dialoguemanager.hpp"
 
 namespace MWWorld
 {