diff --git a/lib/Tmdb/Factory/People/CastFactory.php b/lib/Tmdb/Factory/People/CastFactory.php
index dfbc8d86..97d17275 100644
--- a/lib/Tmdb/Factory/People/CastFactory.php
+++ b/lib/Tmdb/Factory/People/CastFactory.php
@@ -27,13 +27,18 @@ public function create(array $data = array(), $person = null)
 
     /**
      * {@inheritdoc}
-     * @param \Tmdb\Model\Tv\Person\CastMember $person
+     * @param \Tmdb\Model\Person\CastMember $person
      */
     public function createCollection(array $data = array(), $person = null)
     {
         $collection = new Cast();
 
-        $class = get_class($person);
+        if (is_object($person)) {
+            $class = get_class($person);
+        }
+        else{
+            $class = '\Tmdb\Model\Person\CastMember';
+        }
 
         foreach($data as $item) {
             $collection->add(null, $this->create($item, new $class()));
diff --git a/lib/Tmdb/Factory/People/CrewFactory.php b/lib/Tmdb/Factory/People/CrewFactory.php
index e5015493..68fc6d1a 100644
--- a/lib/Tmdb/Factory/People/CrewFactory.php
+++ b/lib/Tmdb/Factory/People/CrewFactory.php
@@ -27,13 +27,18 @@ public function create(array $data = array(), $person = null)
 
     /**
      * {@inheritdoc}
-     * @param \Tmdb\Model\Tv\Person\CrewMember $person
+     * @param \Tmdb\Model\Person\CrewMember $person
      */
     public function createCollection(array $data = array(), $person = null)
     {
         $collection = new Crew();
 
-        $class = get_class($person);
+        if (is_object($person)) {
+            $class = get_class($person);
+        }
+        else{
+            $class = '\Tmdb\Model\Person\CrewMember';
+        }
 
         foreach($data as $item) {
             $collection->add(null, $this->create($item, new $class()));
diff --git a/lib/Tmdb/Factory/PeopleFactory.php b/lib/Tmdb/Factory/PeopleFactory.php
index 61332812..4b0bedf0 100644
--- a/lib/Tmdb/Factory/PeopleFactory.php
+++ b/lib/Tmdb/Factory/PeopleFactory.php
@@ -48,7 +48,7 @@ public function __construct()
      *
      * @return Person|CrewMember|CastMember
      */
-    public function create(array $data = array(), Person\AbstractMember $person = null)
+    public function create(array $data = array(), $person = null)
     {
         if (!is_object($person)) {
             if (array_key_exists('character', $data)) {
@@ -143,7 +143,7 @@ protected function getPosterImageForCredit($posterPath)
     /**
      * {@inheritdoc}
      */
-    public function createCollection(array $data = array(), Person\AbstractMember $person = null, $collection = null)
+    public function createCollection(array $data = array(), $person = null, $collection = null)
     {
         if (!$collection) {
             $collection = new People();
@@ -153,7 +153,12 @@ public function createCollection(array $data = array(), Person\AbstractMember $p
             $data = $data['results'];
         }
 
-        $class = get_class($person);
+        if (is_object($person)) {
+            $class = get_class($person);
+        }
+        else{
+            $class = '\Tmdb\Model\Person';
+        }
 
         foreach($data as $item) {
             $collection->add(null, $this->create($item, new $class()));