diff --git a/src/dispatch/database/service.py b/src/dispatch/database/service.py
index bab3e6ff6c9a..3988565b51d9 100644
--- a/src/dispatch/database/service.py
+++ b/src/dispatch/database/service.py
@@ -112,7 +112,7 @@ def __init__(self, filter_spec):
     def get_named_models(self):
         if "model" in self.filter_spec:
             model = self.filter_spec["model"]
-            if model in ["Participant", "Commander"]:
+            if model in ["Participant", "Commander", "Assignee"]:
                 return {"IndividualContact"}
             if model == "TagAll":
                 return {"Tag"}
@@ -122,7 +122,7 @@ def get_named_models(self):
 
     def format_for_sqlalchemy(self, query, default_model):
         filter_spec = self.filter_spec
-        if filter_spec.get("model") in ["Participant", "Commander"]:
+        if filter_spec.get("model") in ["Participant", "Commander", "Assignee"]:
             filter_spec["model"] = "IndividualContact"
         elif filter_spec.get("model") == "TagAll":
             filter_spec["model"] = "Tag"
@@ -360,6 +360,7 @@ def apply_filter_specific_joins(model: Base, filter_spec: dict, query: orm.query
         (DispatchUser, "Organization"): (DispatchUser.organizations, True),
         (Case, "Tag"): (Case.tags, True),
         (Case, "TagType"): (Case.tags, True),
+        (Case, "IndividualContact"): (Case.participants, True),
         (Incident, "Tag"): (Incident.tags, True),
         (Incident, "TagType"): (Incident.tags, True),
         (Incident, "IndividualContact"): (Incident.participants, True),
@@ -375,6 +376,8 @@ def apply_filter_specific_joins(model: Base, filter_spec: dict, query: orm.query
     # Replace mapping if looking for commander
     if "Commander" in str(filter_spec):
         model_map.update({(Incident, "IndividualContact"): (Incident.commander, True)})
+    if "Assignee" in str(filter_spec):
+        model_map.update({(Case, "IndividualContact"): (Case.assignee, True)})
 
     filter_models = get_named_models(filters)
     joined_models = []
diff --git a/src/dispatch/static/dispatch/src/case/TableFilterDialog.vue b/src/dispatch/static/dispatch/src/case/TableFilterDialog.vue
index 5c42fbb09808..1f02a3018d49 100644
--- a/src/dispatch/static/dispatch/src/case/TableFilterDialog.vue
+++ b/src/dispatch/static/dispatch/src/case/TableFilterDialog.vue
@@ -42,6 +42,26 @@
             :project="local_project"
           />
         </v-list-item>
+        <v-list-item>
+          <v-card class="mx-auto">
+            <v-card-title>Case Participant</v-card-title>
+            <v-card-subtitle>Show only cases with this participant</v-card-subtitle>
+            <participant-select
+              class="ml-10 mr-5"
+              v-model="local_participant"
+              label="Participant"
+              hint="Show only cases with this participant"
+              :project="local_project"
+              clearable
+            />
+            <v-checkbox
+              class="ml-10 mr-5"
+              v-model="local_participant_is_assignee"
+              label="And this participant is the Assignee"
+              :disabled="local_participant == null"
+            />
+          </v-card>
+        </v-list-item>
       </v-list>
       <v-card-actions>
         <v-spacer />
@@ -85,6 +105,8 @@ const local_reported_at = ref({})
 const local_status = ref([])
 const local_tag = ref([])
 const local_tag_type = ref([])
+const local_participant = ref(null)
+const local_participant_is_assignee = ref(false)
 
 const case_priority = computed(
   () => store.state.case_management.table.options.filters.case_priority
@@ -107,10 +129,24 @@ const numFilters = computed(() => {
     status.value?.length || 0,
     tag.value?.length || 0,
     tag_type.value?.length || 0,
+    local_participant.value == null ? 0 : 1,
   ])
 })
 
 const applyFilters = () => {
+  let filtered_participant = null
+  let filtered_assignee = null
+  if (Array.isArray(local_participant.value)) {
+    local_participant.value = local_participant.value[0]
+  }
+  if (local_participant_is_assignee.value) {
+    filtered_assignee = local_participant.value
+    filtered_participant = null
+  } else {
+    filtered_assignee = null
+    filtered_participant = local_participant.value
+  }
+
   const filters = {
     case_priority: local_case_priority.value,
     case_severity: local_case_severity.value,
@@ -121,6 +157,8 @@ const applyFilters = () => {
     status: local_status.value,
     tag: local_tag.value,
     tag_type: local_tag_type.value,
+    participant: filtered_participant,
+    assignee: filtered_assignee,
   }
 
   // Commit the mutation to update the filters in the Vuex store
diff --git a/src/dispatch/static/dispatch/src/case/store.js b/src/dispatch/static/dispatch/src/case/store.js
index 8b0f6a2fbf76..69aba0c04ada 100644
--- a/src/dispatch/static/dispatch/src/case/store.js
+++ b/src/dispatch/static/dispatch/src/case/store.js
@@ -26,6 +26,7 @@ const getDefaultSelectedState = () => {
     incidents: [],
     loading: false,
     name: null,
+    participant: null,
     project: null,
     related: [],
     reporter: null,
@@ -91,6 +92,7 @@ const state = {
           start: null,
           end: null,
         },
+        participant: null,
       },
       q: "",
       page: 1,
diff --git a/src/dispatch/static/dispatch/src/router/utils.js b/src/dispatch/static/dispatch/src/router/utils.js
index ccd5c72c20ef..6a8989627bed 100644
--- a/src/dispatch/static/dispatch/src/router/utils.js
+++ b/src/dispatch/static/dispatch/src/router/utils.js
@@ -14,7 +14,7 @@ export default {
         return
       }
       each(value, function (item) {
-        if (["commander", "participant"].includes(key)) {
+        if (["commander", "participant", "assignee"].includes(key)) {
           if (has(flatFilters, key)) {
             if (typeof item === "string" || item instanceof String) {
               flatFilters[key].push(item)
@@ -85,7 +85,7 @@ export default {
         }
         return
       }
-      if (["commander", "participant"].includes(key)) {
+      if (["commander", "participant", "assignee"].includes(key)) {
         if (typeof value === "string" || value instanceof String) {
           if (has(filters, key)) {
             filters[key].push({ email: value })
diff --git a/src/dispatch/static/dispatch/src/search/utils.js b/src/dispatch/static/dispatch/src/search/utils.js
index 42c3ca613ffb..729bd49da823 100644
--- a/src/dispatch/static/dispatch/src/search/utils.js
+++ b/src/dispatch/static/dispatch/src/search/utils.js
@@ -137,7 +137,7 @@ export default {
           if (!value) {
             return
           }
-          if (["commander", "participant"].includes(key) && has(value, "email")) {
+          if (["commander", "participant", "assignee"].includes(key) && has(value, "email")) {
             subFilter.push({
               model: toPascalCase(key),
               field: "email",