diff --git a/src/actors.js b/src/actors.js
index af4e322e..fc29cfd8 100644
--- a/src/actors.js
+++ b/src/actors.js
@@ -141,6 +141,17 @@ async function fetchActors(queryObject) {
     return curateActors(releases);
 }
 
+async function storeSocialLinks(actor) {
+    const existingSocialLinks = await knex('social').where({
+        domain: 'actors',
+        target_id: actor.id,
+    });
+
+    const newSocialLinks = actor.social.filter(url => !existingSocialLinks.some(existingLink => url === existingLink.url));
+
+    await knex('social').insert(curateSocialEntries(newSocialLinks, actor));
+}
+
 async function storeActor(actor, scraped = false, scrapeSuccess = false) {
     const curatedActor = curateActorEntry(actor, scraped, scrapeSuccess);
 
@@ -148,7 +159,7 @@ async function storeActor(actor, scraped = false, scrapeSuccess = false) {
         .insert(curatedActor)
         .returning('*');
 
-    await knex('social').insert(curateSocialEntries(actor.social, actor));
+    await storeSocialLinks({ ...actor, ...actorEntry });
 
     console.log(`Added new entry for actor '${actor.name}'`);
 
@@ -163,7 +174,7 @@ async function updateActor(actor, scraped = false, scrapeSuccess = false) {
         .update(curatedActor)
         .returning('*');
 
-    await knex('social').insert(curateSocialEntries(actor.social, actor));
+    await storeSocialLinks({ ...actor, ...curatedActor, ...actorEntry });
 
     console.log(`Updated entry for actor '${actor.name}'`);
 
@@ -181,7 +192,7 @@ function mergeProfiles(profiles, actor) {
             name: actor ? actor.name : profile.name,
             description: prevProfile.description || profile.description,
             gender: prevProfile.gender || profile.gender,
-            birthdate: Number.isNaN(prevProfile.birthdate) ? profile.birthdate : prevProfile.birthdate,
+            birthdate: Number.isNaN(Number(prevProfile.birthdate)) ? profile.birthdate : prevProfile.birthdate,
             birthCountry: prevProfile.birthCountry || profile.birthCountry,
             residenceCountry: prevProfile.residenceCountry || profile.residenceCountry,
             birthPlace: prevProfile.birthPlace || profile.birthPlace,