diff --git a/homeassistant/components/yamaha_musiccast/media_player.py b/homeassistant/components/yamaha_musiccast/media_player.py
index bcd1a0a2c1f..ff62799ec58 100644
--- a/homeassistant/components/yamaha_musiccast/media_player.py
+++ b/homeassistant/components/yamaha_musiccast/media_player.py
@@ -1,17 +1,22 @@
 """Implementation of the musiccast media player."""
 from __future__ import annotations
 
+import contextlib
 import logging
 
 from aiomusiccast import MusicCastGroupException, MusicCastMediaContent
 from aiomusiccast.features import ZoneFeature
 import voluptuous as vol
 
+from homeassistant.components import media_source
 from homeassistant.components.media_player import (
     PLATFORM_SCHEMA,
     BrowseMedia,
     MediaPlayerEntity,
 )
+from homeassistant.components.media_player.browse_media import (
+    async_process_play_media_url,
+)
 from homeassistant.components.media_player.const import (
     MEDIA_CLASS_DIRECTORY,
     MEDIA_CLASS_TRACK,
@@ -333,6 +338,10 @@ class MusicCastMediaPlayer(MusicCastDeviceEntity, MediaPlayerEntity):
 
     async def async_play_media(self, media_type: str, media_id: str, **kwargs) -> None:
         """Play media."""
+        if media_source.is_media_source_id(media_id):
+            play_item = await media_source.async_resolve_media(self.hass, media_id)
+            media_id = play_item.url
+
         if self.state == STATE_OFF:
             await self.async_turn_on()
 
@@ -353,7 +362,9 @@ class MusicCastMediaPlayer(MusicCastDeviceEntity, MediaPlayerEntity):
                 )
                 return
 
-            if parts[0] == "http":
+            if parts[0] in ("http", "https") or media_id.startswith("/"):
+                media_id = async_process_play_media_url(self.hass, media_id)
+
                 await self.coordinator.musiccast.play_url_media(
                     self._zone_id, media_id, "HomeAssistant"
                 )
@@ -365,6 +376,15 @@ class MusicCastMediaPlayer(MusicCastDeviceEntity, MediaPlayerEntity):
 
     async def async_browse_media(self, media_content_type=None, media_content_id=None):
         """Implement the websocket media browsing helper."""
+        if media_content_id and media_source.is_media_source_id(media_content_id):
+            return await media_source.async_browse_media(
+                self.hass,
+                media_content_id,
+                content_filter=lambda item: item.media_content_type.startswith(
+                    "audio/"
+                ),
+            )
+
         if self.state == STATE_OFF:
             raise HomeAssistantError(
                 "The device has to be turned on to be able to browse media."
@@ -375,11 +395,13 @@ class MusicCastMediaPlayer(MusicCastDeviceEntity, MediaPlayerEntity):
             media_content_provider = await MusicCastMediaContent.browse_media(
                 self.coordinator.musiccast, self._zone_id, media_content_path, 24
             )
+            add_media_source = False
 
         else:
             media_content_provider = MusicCastMediaContent.categories(
                 self.coordinator.musiccast, self._zone_id
             )
+            add_media_source = True
 
         def get_content_type(item):
             if item.can_play:
@@ -399,6 +421,21 @@ class MusicCastMediaPlayer(MusicCastDeviceEntity, MediaPlayerEntity):
             for child in media_content_provider.children
         ]
 
+        if add_media_source:
+            with contextlib.suppress(media_source.BrowseError):
+                item = await media_source.async_browse_media(
+                    self.hass,
+                    None,
+                    content_filter=lambda item: item.media_content_type.startswith(
+                        "audio/"
+                    ),
+                )
+                # If domain is None, it's overview of available sources
+                if item.domain is None:
+                    children.extend(item.children)
+                else:
+                    children.append(item)
+
         overview = BrowseMedia(
             title=media_content_provider.title,
             media_class=MEDIA_CLASS_MAPPING.get(media_content_provider.content_type),