diff --git a/src/Eloquent/Casts/BinaryUuid.php b/src/Eloquent/Casts/BinaryUuid.php
new file mode 100644
index 000000000..1ca9d407a
--- /dev/null
+++ b/src/Eloquent/Casts/BinaryUuid.php
@@ -0,0 +1,63 @@
+<?php
+
+namespace Jenssegers\Mongodb\Eloquent\Casts;
+
+use function bin2hex;
+use function hex2bin;
+use Illuminate\Contracts\Database\Eloquent\CastsAttributes;
+use Jenssegers\Mongodb\Eloquent\Model;
+use MongoDB\BSON\Binary;
+use function str_replace;
+use function substr;
+
+class BinaryUuid implements CastsAttributes
+{
+    /**
+     * Cast the given value.
+     *
+     * @param  Model  $model
+     * @param  string  $key
+     * @param  mixed  $value
+     * @param  array  $attributes
+     * @return mixed
+     */
+    public function get($model, string $key, $value, array $attributes)
+    {
+        if (! $value instanceof Binary || $value->getType() !== Binary::TYPE_UUID) {
+            return $value;
+        }
+
+        $base16Uuid = bin2hex($value->getData());
+
+        return sprintf(
+            '%s-%s-%s-%s-%s',
+            substr($base16Uuid, 0, 8),
+            substr($base16Uuid, 8, 4),
+            substr($base16Uuid, 12, 4),
+            substr($base16Uuid, 16, 4),
+            substr($base16Uuid, 20, 12),
+        );
+    }
+
+    /**
+     * Prepare the given value for storage.
+     *
+     * @param  Model  $model
+     * @param  string  $key
+     * @param  mixed  $value
+     * @param  array  $attributes
+     * @return mixed
+     */
+    public function set($model, string $key, $value, array $attributes)
+    {
+        if ($value instanceof Binary) {
+            return $value;
+        }
+
+        if (is_string($value) && strlen($value) === 16) {
+            return new Binary($value, Binary::TYPE_UUID);
+        }
+
+        return new Binary(hex2bin(str_replace('-', '', $value)), Binary::TYPE_UUID);
+    }
+}
diff --git a/src/Eloquent/Casts/ObjectId.php b/src/Eloquent/Casts/ObjectId.php
new file mode 100644
index 000000000..bf34bea2f
--- /dev/null
+++ b/src/Eloquent/Casts/ObjectId.php
@@ -0,0 +1,46 @@
+<?php
+
+namespace Jenssegers\Mongodb\Eloquent\Casts;
+
+use Illuminate\Contracts\Database\Eloquent\CastsAttributes;
+use Jenssegers\Mongodb\Eloquent\Model;
+use MongoDB\BSON\ObjectId as BSONObjectId;
+
+class ObjectId implements CastsAttributes
+{
+    /**
+     * Cast the given value.
+     *
+     * @param  Model  $model
+     * @param  string  $key
+     * @param  mixed  $value
+     * @param  array  $attributes
+     * @return mixed
+     */
+    public function get($model, string $key, $value, array $attributes)
+    {
+        if (! $value instanceof BSONObjectId) {
+            return $value;
+        }
+
+        return (string) $value;
+    }
+
+    /**
+     * Prepare the given value for storage.
+     *
+     * @param  Model  $model
+     * @param  string  $key
+     * @param  mixed  $value
+     * @param  array  $attributes
+     * @return mixed
+     */
+    public function set($model, string $key, $value, array $attributes)
+    {
+        if ($value instanceof BSONObjectId) {
+            return $value;
+        }
+
+        return new BSONObjectId($value);
+    }
+}
diff --git a/tests/Casts/BinaryUuidTest.php b/tests/Casts/BinaryUuidTest.php
new file mode 100644
index 000000000..b7be78731
--- /dev/null
+++ b/tests/Casts/BinaryUuidTest.php
@@ -0,0 +1,48 @@
+<?php
+
+namespace Jenssegers\Mongodb\Tests\Casts;
+
+use Generator;
+use function hex2bin;
+use Jenssegers\Mongodb\Tests\Models\CastBinaryUuid;
+use Jenssegers\Mongodb\Tests\TestCase;
+use MongoDB\BSON\Binary;
+
+class BinaryUuidTest extends TestCase
+{
+    protected function setUp(): void
+    {
+        parent::setUp();
+
+        CastBinaryUuid::truncate();
+    }
+
+    /** @dataProvider provideBinaryUuidCast */
+    public function testBinaryUuidCastModel(string $expectedUuid, string|Binary $saveUuid, Binary $queryUuid): void
+    {
+        CastBinaryUuid::create(['uuid' => $saveUuid]);
+
+        $model = CastBinaryUuid::firstWhere('uuid', $queryUuid);
+        $this->assertNotNull($model);
+        $this->assertSame($expectedUuid, $model->uuid);
+    }
+
+    public static function provideBinaryUuidCast(): Generator
+    {
+        $uuid = '0c103357-3806-48c9-a84b-867dcb625cfb';
+        $binaryUuid = new Binary(hex2bin('0c103357380648c9a84b867dcb625cfb'), Binary::TYPE_UUID);
+
+        yield 'Save Binary, Query Binary' => [$uuid, $binaryUuid, $binaryUuid];
+        yield 'Save string, Query Binary' => [$uuid, $uuid, $binaryUuid];
+    }
+
+    public function testQueryByStringDoesNotCast(): void
+    {
+        $uuid = '0c103357-3806-48c9-a84b-867dcb625cfb';
+
+        CastBinaryUuid::create(['uuid' => $uuid]);
+
+        $model = CastBinaryUuid::firstWhere('uuid', $uuid);
+        $this->assertNull($model);
+    }
+}
diff --git a/tests/Casts/ObjectIdTest.php b/tests/Casts/ObjectIdTest.php
new file mode 100644
index 000000000..d9f385543
--- /dev/null
+++ b/tests/Casts/ObjectIdTest.php
@@ -0,0 +1,50 @@
+<?php
+
+namespace Jenssegers\Mongodb\Tests\Casts;
+
+use Generator;
+use Jenssegers\Mongodb\Tests\Models\CastObjectId;
+use Jenssegers\Mongodb\Tests\TestCase;
+use MongoDB\BSON\ObjectId;
+
+class ObjectIdTest extends TestCase
+{
+    protected function setUp(): void
+    {
+        parent::setUp();
+
+        CastObjectId::truncate();
+    }
+
+    /** @dataProvider provideObjectIdCast */
+    public function testStoreObjectId(string|ObjectId $saveObjectId, ObjectId $queryObjectId): void
+    {
+        $stringObjectId = (string) $saveObjectId;
+
+        CastObjectId::create(['oid' => $saveObjectId]);
+
+        $model = CastObjectId::firstWhere('oid', $queryObjectId);
+        $this->assertNotNull($model);
+        $this->assertSame($stringObjectId, $model->oid);
+    }
+
+    public static function provideObjectIdCast(): Generator
+    {
+        $objectId = new ObjectId();
+        $stringObjectId = (string) $objectId;
+
+        yield 'Save ObjectId, Query ObjectId' => [$objectId, $objectId];
+        yield 'Save string, Query ObjectId' => [$stringObjectId, $objectId];
+    }
+
+    public function testQueryByStringDoesNotCast(): void
+    {
+        $objectId = new ObjectId();
+        $stringObjectId = (string) $objectId;
+
+        CastObjectId::create(['oid' => $objectId]);
+
+        $model = CastObjectId::firstWhere('oid', $stringObjectId);
+        $this->assertNull($model);
+    }
+}
diff --git a/tests/Models/CastBinaryUuid.php b/tests/Models/CastBinaryUuid.php
new file mode 100644
index 000000000..cb8aa5537
--- /dev/null
+++ b/tests/Models/CastBinaryUuid.php
@@ -0,0 +1,17 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Jenssegers\Mongodb\Tests\Models;
+
+use Jenssegers\Mongodb\Eloquent\Casts\BinaryUuid;
+use Jenssegers\Mongodb\Eloquent\Model as Eloquent;
+
+class CastBinaryUuid extends Eloquent
+{
+    protected $connection = 'mongodb';
+    protected static $unguarded = true;
+    protected $casts = [
+        'uuid' => BinaryUuid::class,
+    ];
+}
diff --git a/tests/Models/CastObjectId.php b/tests/Models/CastObjectId.php
new file mode 100644
index 000000000..0c82cb9f8
--- /dev/null
+++ b/tests/Models/CastObjectId.php
@@ -0,0 +1,17 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Jenssegers\Mongodb\Tests\Models;
+
+use Jenssegers\Mongodb\Eloquent\Casts\ObjectId;
+use Jenssegers\Mongodb\Eloquent\Model as Eloquent;
+
+class CastObjectId extends Eloquent
+{
+    protected $connection = 'mongodb';
+    protected static $unguarded = true;
+    protected $casts = [
+        'oid' => ObjectId::class,
+    ];
+}