diff --git a/Gems/Atom/Tools/AtomToolsFramework/Code/Include/AtomToolsFramework/Inspector/InspectorGroupHeaderWidget.h b/Gems/Atom/Tools/AtomToolsFramework/Code/Include/AtomToolsFramework/Inspector/InspectorGroupHeaderWidget.h
index d1beed1a65..bba299187b 100644
--- a/Gems/Atom/Tools/AtomToolsFramework/Code/Include/AtomToolsFramework/Inspector/InspectorGroupHeaderWidget.h
+++ b/Gems/Atom/Tools/AtomToolsFramework/Code/Include/AtomToolsFramework/Inspector/InspectorGroupHeaderWidget.h
@@ -15,6 +15,7 @@
 #if !defined(Q_MOC_RUN)
 #include <AzCore/Memory/SystemAllocator.h>
 #include <AzQtComponents/Components/ExtendedLabel.h>
+#include <QMouseEvent>
 #include <QPaintEvent>
 #endif
 
@@ -31,7 +32,11 @@ namespace AtomToolsFramework
         void SetExpanded(bool expanded);
         bool IsExpanded() const;
 
+    Q_SIGNALS:
+        void clicked(QMouseEvent* event);
+
     protected:
+        void mousePressEvent(QMouseEvent* event) override;
         void paintEvent(QPaintEvent* event) override;
 
     private:
diff --git a/Gems/Atom/Tools/AtomToolsFramework/Code/Include/AtomToolsFramework/Inspector/InspectorRequestBus.h b/Gems/Atom/Tools/AtomToolsFramework/Code/Include/AtomToolsFramework/Inspector/InspectorRequestBus.h
index 5f16894a0c..81b512faf2 100644
--- a/Gems/Atom/Tools/AtomToolsFramework/Code/Include/AtomToolsFramework/Inspector/InspectorRequestBus.h
+++ b/Gems/Atom/Tools/AtomToolsFramework/Code/Include/AtomToolsFramework/Inspector/InspectorRequestBus.h
@@ -55,6 +55,12 @@ namespace AtomToolsFramework
 
         //! Calls Rebuild for all InspectorGroupWidget, allowing for destructive UI changes
         virtual void RebuildAll() = 0;
+
+        //! Expands all groups and headers
+        virtual void ExpandAll() = 0;
+
+        //! Collapses all groups and headers
+        virtual void CollapseAll() = 0;
     };
 
     using InspectorRequestBus = AZ::EBus<InspectorRequests>;
diff --git a/Gems/Atom/Tools/AtomToolsFramework/Code/Include/AtomToolsFramework/Inspector/InspectorWidget.h b/Gems/Atom/Tools/AtomToolsFramework/Code/Include/AtomToolsFramework/Inspector/InspectorWidget.h
index 9f8df2da71..b0932b3b04 100644
--- a/Gems/Atom/Tools/AtomToolsFramework/Code/Include/AtomToolsFramework/Inspector/InspectorWidget.h
+++ b/Gems/Atom/Tools/AtomToolsFramework/Code/Include/AtomToolsFramework/Inspector/InspectorWidget.h
@@ -29,11 +29,8 @@ namespace Ui
 
 namespace AtomToolsFramework
 {
-    class InspectorPropertyGroupWidget;
-}
+    class InspectorGroupHeaderWidget;
 
-namespace AtomToolsFramework
-{
     //! Provides controls for viewing and editing object settings.
     //! The settings can be divided into groups, with each one showing a subset of properties.
     class InspectorWidget
@@ -66,8 +63,15 @@ namespace AtomToolsFramework
         void RefreshAll() override;
         void RebuildAll() override;
 
+        void ExpandAll() override;
+        void CollapseAll() override;
+
     private:
+        void OnHeaderClicked(QMouseEvent* event, InspectorGroupHeaderWidget* groupHeader, QWidget* groupWidget);
+
         QVBoxLayout* m_layout = nullptr;
         QScopedPointer<Ui::InspectorWidget> m_ui;
+        AZStd::vector<InspectorGroupHeaderWidget*> m_headers;
+        AZStd::vector<QWidget*> m_groups;
     };
 } // namespace AtomToolsFramework
diff --git a/Gems/Atom/Tools/AtomToolsFramework/Code/Source/Inspector/InspectorGroupHeaderWidget.cpp b/Gems/Atom/Tools/AtomToolsFramework/Code/Source/Inspector/InspectorGroupHeaderWidget.cpp
index 2928d745c1..41cc1e4a50 100644
--- a/Gems/Atom/Tools/AtomToolsFramework/Code/Source/Inspector/InspectorGroupHeaderWidget.cpp
+++ b/Gems/Atom/Tools/AtomToolsFramework/Code/Source/Inspector/InspectorGroupHeaderWidget.cpp
@@ -14,10 +14,10 @@
 #include <AzQtComponents/Components/StyleManager.h>
 #include <AzQtComponents/Components/Widgets/Text.h>
 
-#include <QStyle>
-#include <QPainter>
 #include <QApplication>
+#include <QPainter>
 #include <QPixmap>
+#include <QStyle>
 #include <QStyleOptionViewItem>
 
 namespace AtomToolsFramework
@@ -44,6 +44,11 @@ namespace AtomToolsFramework
         return m_expanded;
     }
 
+    void InspectorGroupHeaderWidget::mousePressEvent(QMouseEvent* event)
+    {
+        emit clicked(event);
+    }
+
     void InspectorGroupHeaderWidget::paintEvent([[maybe_unused]] QPaintEvent* event)
     {
         QPainter painter(this);
@@ -52,19 +57,10 @@ namespace AtomToolsFramework
         auto& icon = m_expanded ? m_iconExpanded : m_iconCollapsed;
 
         const QRect iconRect(5, (geometry().height() / 2) - (iconSize.height() / 2), iconSize.width(), iconSize.height());
-        style->drawItemPixmap(&painter,
-            iconRect,
-            Qt::AlignLeft | Qt::AlignVCenter,
-            icon.scaledToWidth(iconSize.width()));
+        style->drawItemPixmap(&painter, iconRect, Qt::AlignLeft | Qt::AlignVCenter, icon.scaledToWidth(iconSize.width()));
 
         const auto textRect = QRect(25, 0, geometry().width() - 21, geometry().height());
-        style->drawItemText(&painter,
-            textRect,
-            Qt::AlignLeft | Qt::AlignVCenter,
-            QPalette(),
-            true,
-            text(),
-            QPalette::HighlightedText);
+        style->drawItemText(&painter, textRect, Qt::AlignLeft | Qt::AlignVCenter, QPalette(), true, text(), QPalette::HighlightedText);
     }
 } // namespace AtomToolsFramework
 
diff --git a/Gems/Atom/Tools/AtomToolsFramework/Code/Source/Inspector/InspectorWidget.cpp b/Gems/Atom/Tools/AtomToolsFramework/Code/Source/Inspector/InspectorWidget.cpp
index 31a291c845..ec5f9893bd 100644
--- a/Gems/Atom/Tools/AtomToolsFramework/Code/Source/Inspector/InspectorWidget.cpp
+++ b/Gems/Atom/Tools/AtomToolsFramework/Code/Source/Inspector/InspectorWidget.cpp
@@ -10,12 +10,13 @@
 *
 */
 
+#include <QMenu>
 #include <QScrollArea>
 #include <QScrollBar>
 #include <QSizePolicy>
 
-#include <AtomToolsFramework/Inspector/InspectorGroupWidget.h>
 #include <AtomToolsFramework/Inspector/InspectorGroupHeaderWidget.h>
+#include <AtomToolsFramework/Inspector/InspectorGroupWidget.h>
 #include <AtomToolsFramework/Inspector/InspectorWidget.h>
 #include <Source/Inspector/ui_InspectorWidget.h>
 
@@ -38,6 +39,8 @@ namespace AtomToolsFramework
         m_layout = new QVBoxLayout(m_ui->m_propertyContent);
         m_layout->setContentsMargins(0, 0, 0, 0);
         m_layout->setSpacing(0);
+        m_headers.clear();
+        m_groups.clear();
     }
 
     void InspectorWidget::AddGroupsBegin()
@@ -52,8 +55,7 @@ namespace AtomToolsFramework
         m_layout->addStretch();
 
         // Scroll to top whenever there is new content
-        m_ui->m_propertyScrollArea->verticalScrollBar()->setValue(
-            m_ui->m_propertyScrollArea->verticalScrollBar()->minimum());
+        m_ui->m_propertyScrollArea->verticalScrollBar()->setValue(m_ui->m_propertyScrollArea->verticalScrollBar()->minimum());
 
         setUpdatesEnabled(true);
     }
@@ -68,15 +70,15 @@ namespace AtomToolsFramework
         groupHeader->setText(groupDisplayName.c_str());
         groupHeader->setToolTip(groupDescription.c_str());
         m_layout->addWidget(groupHeader);
+        m_headers.push_back(groupHeader);
 
         groupWidget->setObjectName(groupNameId.c_str());
         groupWidget->setParent(m_ui->m_propertyContent);
         m_layout->addWidget(groupWidget);
+        m_groups.push_back(groupWidget);
 
-        connect(groupHeader, &AzQtComponents::ExtendedLabel::clicked, this, [groupHeader, groupWidget]()
-        {
-            groupHeader->SetExpanded(!groupHeader->IsExpanded());
-            groupWidget->setVisible(groupHeader->IsExpanded());
+        connect(groupHeader, &InspectorGroupHeaderWidget::clicked, this, [this, groupHeader, groupWidget](QMouseEvent* event) {
+            OnHeaderClicked(event, groupHeader, groupWidget);
         });
     }
 
@@ -111,6 +113,57 @@ namespace AtomToolsFramework
             groupWidget->Rebuild();
         }
     }
+
+    void InspectorWidget::ExpandAll()
+    {
+        for (auto headerWidget : m_headers)
+        {
+            headerWidget->SetExpanded(true);
+        }
+        for (auto groupWidget : m_groups)
+        {
+            groupWidget->setVisible(true);
+        }
+    }
+
+    void InspectorWidget::CollapseAll()
+    {
+        for (auto headerWidget : m_headers)
+        {
+            headerWidget->SetExpanded(false);
+        }
+        for (auto groupWidget : m_groups)
+        {
+            groupWidget->setVisible(false);
+        }
+    }
+
+    void InspectorWidget::OnHeaderClicked(QMouseEvent* event, InspectorGroupHeaderWidget* groupHeader, QWidget* groupWidget)
+    {
+        if (event->button() == Qt::MouseButton::LeftButton)
+        {
+            groupHeader->SetExpanded(!groupHeader->IsExpanded());
+            groupWidget->setVisible(groupHeader->IsExpanded());
+            return;
+        }
+
+        if (event->button() == Qt::MouseButton::RightButton)
+        {
+            QMenu menu;
+            menu.addAction("Expand", [groupHeader, groupWidget]() {
+                groupHeader->SetExpanded(true);
+                groupWidget->setVisible(true);
+            })->setEnabled(!groupHeader->IsExpanded());
+            menu.addAction("Collapse", [groupHeader, groupWidget]() {
+                groupHeader->SetExpanded(false);
+                groupWidget->setVisible(false);
+            })->setEnabled(groupHeader->IsExpanded());
+            menu.addAction("Expand All", [this]() { ExpandAll(); });
+            menu.addAction("Collapse All", [this]() { CollapseAll(); });
+            menu.exec(event->globalPos());
+            return;
+        }
+    }
 } // namespace AtomToolsFramework
 
 #include <AtomToolsFramework/Inspector/moc_InspectorWidget.cpp>