diff --git a/web/apps/photos/src/components/PhotoViewer/FileInfo/index.tsx b/web/apps/photos/src/components/PhotoViewer/FileInfo/index.tsx
index a8c5957ba9..bfd86e0db3 100644
--- a/web/apps/photos/src/components/PhotoViewer/FileInfo/index.tsx
+++ b/web/apps/photos/src/components/PhotoViewer/FileInfo/index.tsx
@@ -16,7 +16,7 @@ import { UnidentifiedFaces } from "@/new/photos/components/PeopleList";
 import { PhotoDateTimePicker } from "@/new/photos/components/PhotoDateTimePicker";
 import { photoSwipeZIndex } from "@/new/photos/components/PhotoViewer";
 import { tagNumericValue, type RawExifTags } from "@/new/photos/services/exif";
-import { annotatedFaceIDsForFile, isMLEnabled } from "@/new/photos/services/ml";
+import { annotatedFaceIDsForFile, AnnotatedFacesForFile, getAnnotatedFacesForFile, getFacesForFile, isMLEnabled } from "@/new/photos/services/ml";
 import { EnteFile } from "@/new/photos/types/file";
 import { formattedByteSize } from "@/new/photos/utils/units";
 import CopyButton from "@ente/shared/components/CodeBlock/CopyButton";
@@ -98,6 +98,7 @@ export const FileInfo: React.FC<FileInfoProps> = ({
 
     const [exifInfo, setExifInfo] = useState<ExifInfo | undefined>();
     const [openRawExif, setOpenRawExif] = useState(false);
+    const [annotatedFaces, setAnnotatedFaces] = useState<AnnotatedFacesForFile | undefined>();
 
     const location = useMemo(() => {
         if (file) {
@@ -107,23 +108,19 @@ export const FileInfo: React.FC<FileInfoProps> = ({
         return exif?.parsed?.location;
     }, [file, exif]);
 
-    const [annotatedPeopleFaceIDs, otherFaceIDs] =
-        useMemoSingleThreaded(async () => {
-            if (!file) return [[], []];
-            const annotatedFaceIDs = await annotatedFaceIDsForFile(file);
-            return annotatedFaceIDs.reduce(
-                ([people, other], item) => {
-                    if (item[1]) {
-                        people.push(item);
-                    } else {
-                        other.push(item[0]);
-                    }
-                    return [people, other];
-                },
-                [[], []],
-            );
+
+        useEffect(() => {
+            let didCancel = false;
+
+            void (async () => {
+                const result = await getAnnotatedFacesForFile(file);
+                !didCancel && setAnnotatedFaces(result);
+            })();
+
+            return () =>  {               didCancel = true;}
         }, [file]);
 
+
     useEffect(() => {
         setExifInfo(parseExifInfo(exif));
     }, [exif]);
@@ -287,7 +284,8 @@ export const FileInfo: React.FC<FileInfoProps> = ({
 
                 {isMLEnabled() && (
                     <>
-                        {/* TODO-Cluster <PhotoPeopleList file={file} /> */}
+                    {annotatedFaces?.annotatedFaceIDs.length &&
+                        // {/* TODO-Cluster <PhotoPeopleList file={file} /> */}
                         <UnidentifiedFaces enteFile={file} />
                     </>
                 )}
diff --git a/web/packages/new/photos/components/PeopleList.tsx b/web/packages/new/photos/components/PeopleList.tsx
index 07157b5622..3553ed78aa 100644
--- a/web/packages/new/photos/components/PeopleList.tsx
+++ b/web/packages/new/photos/components/PeopleList.tsx
@@ -1,12 +1,11 @@
 import { useIsMobileWidth } from "@/base/hooks";
-import { faceCrop, unidentifiedFaceIDs } from "@/new/photos/services/ml";
+import { faceCrop, type AnnotatedFaceID } from "@/new/photos/services/ml";
 import type { Person } from "@/new/photos/services/ml/people";
 import type { EnteFile } from "@/new/photos/types/file";
 import { Skeleton, Typography, styled } from "@mui/material";
 import { t } from "i18next";
 import React, { useEffect, useState } from "react";
 import { UnstyledButton } from "./mui-custom";
-import type { CGroup } from "../services/user-entity";
 
 export interface SearchPeopleListProps {
     people: Person[];
@@ -67,28 +66,21 @@ const SearchPeopleButton = styled(UnstyledButton)(
 `,
 );
 
-export interface CGroupPeopleListProps {
+export interface AnnotatedFacePeopleListProps {
+    annotatedFaceIDs: AnnotatedFaceID[];
     /**
-     * List of cgroup people to show.
-     *
-     * The current types don't reflect this, but these are all guaranteed to be
-     * {@link Person}s with type "cgroup"
+     * Called when the user selects a face in the list.
      */
-    people: Person[];
-    /**
-     * Called when the user selects a person in the list.
-     */
-    onSelectPerson: (person: Person) => void;
+    onSelectFace: (annotatedFaceID: AnnotatedFaceID) => void;
 }
 
 /**
- * Show the list of faces in the given file that are not linked to a a specific
- * cgroup ("people").
+ * Show the list of faces in the given file that are associated with a specific
+ * person.
  */
-export const CGroupPeopleList: React.FC<SearchPeopleListProps> = ({
-    people,
-    onSelectPerson,
-}) => {
+export const AnnotatedFacePeopleList: React.FC<
+    AnnotatedFacePeopleListProps
+> = ({ annotatedFaceIDs, onSelectFace }) => {
     const isMobileWidth = useIsMobileWidth();
     return (
         <SearchPeopleContainer
@@ -182,21 +174,6 @@ export const UnidentifiedFaces: React.FC<UnidentifiedFacesProps> = ({
 }) => {
     const [faceIDs, setFaceIDs] = useState<string[]>([]);
 
-    useEffect(() => {
-        let didCancel = false;
-
-        const go = async () => {
-            const faceIDs = await unidentifiedFaceIDs(enteFile);
-            !didCancel && setFaceIDs(faceIDs);
-        };
-
-        void go();
-
-        return () => {
-            didCancel = true;
-        };
-    }, [enteFile]);
-
     if (faceIDs.length == 0) return <></>;
 
     return (
diff --git a/web/packages/new/photos/services/ml/index.ts b/web/packages/new/photos/services/ml/index.ts
index 70d6762349..bc7db78572 100644
--- a/web/packages/new/photos/services/ml/index.ts
+++ b/web/packages/new/photos/services/ml/index.ts
@@ -592,18 +592,39 @@ export const clipMatches = (
 ): Promise<CLIPMatches | undefined> =>
     worker().then((w) => w.clipMatches(searchPhrase));
 
+/** A face ID annotated with the ID of the person to which it is associated. */
+export interface AnnotatedFaceID {
+    faceID: string;
+    personID: string;
+}
+
+/**
+ * List of faces found in a file
+ *
+ * It is actually a pair of lists, one annotated by the person ids, and one with
+ * just the face ids.
+ */
+export interface AnnotatedFacesForFile {
+    /**
+     * A list of {@link AnnotatedFaceID}s for all faces in the file that are
+     * also associated with a {@link Person}.
+     */
+    annotatedFaceIDs: AnnotatedFaceID[];
+    /* A list of the remaining face (ids). */
+    otherFaceIDs: string[];
+}
+
 /**
  * Return the list of faces found in the given {@link enteFile}.
- *
- * Each item is returned as a (faceID, personID) tuple, where the faceID is the
- * ID of the face, and the personID is the id of the corresponding person that
- * this face is associated to (if any).
  */
-export const annotatedFaceIDsForFile = async (
+export const getAnnotatedFacesForFile = async (
     enteFile: EnteFile,
-): Promise<[string, string | undefined][]> => {
+): Promise<AnnotatedFacesForFile> => {
+    const annotatedFaceIDs: AnnotatedFaceID[] = [];
+    const otherFaceIDs: string[] = [];
+
     const index = await getFaceIndex(enteFile.id);
-    if (!index) return [];
+    if (!index) return { annotatedFaceIDs, otherFaceIDs };
 
     const people = _state.peopleSnapshot ?? [];
 
@@ -620,10 +641,16 @@ export const annotatedFaceIDsForFile = async (
         }
     }
 
-    return index.faces.map(({ faceID }) => [
-        faceID,
-        faceIDToPersonID.get(faceID),
-    ]);
+    for (const { faceID } of index.faces) {
+        const personID = faceIDToPersonID.get(faceID);
+        if (personID) {
+            annotatedFaceIDs.push({ faceID, personID });
+        } else {
+            otherFaceIDs.push(faceID);
+        }
+    }
+
+    return { annotatedFaceIDs, otherFaceIDs };
 };
 
 /**