diff --git a/SodaLive/Sources/Live/Room/Detail/LiveDetailView.swift b/SodaLive/Sources/Live/Room/Detail/LiveDetailView.swift
index 2e5b1b4..f306c67 100644
--- a/SodaLive/Sources/Live/Room/Detail/LiveDetailView.swift
+++ b/SodaLive/Sources/Live/Room/Detail/LiveDetailView.swift
@@ -118,9 +118,20 @@ struct LiveDetailView: View {
                                         .padding(.top, 16.7)
                                         .frame(width: proxy.size.width - 26.7)
                                         
+                                        if UserDefaults.int(forKey: .userId) == room.manager.id {
+                                            Rectangle()
+                                                .frame(height: 1)
+                                                .foregroundColor(Color.gray90.opacity(0.5))
+                                                .padding(.top, 8)
+                                                .frame(width: proxy.size.width - 26.7)
+                                            
+                                            ParticipantView(room: room)
+                                                .frame(width: proxy.size.width - 26.7)
+                                        }
+                                        
                                         Rectangle()
                                             .frame(height: 1)
-                                            .foregroundColor(Color(hex: "909090").opacity(0.5))
+                                            .foregroundColor(Color.gray90.opacity(0.5))
                                             .padding(.top, 13.3)
                                         
                                         HStack(spacing: 13.3) {
@@ -392,6 +403,88 @@ struct LiveDetailView: View {
         }
     }
     
+    @ViewBuilder
+    private func ParticipantView(room: GetRoomDetailResponse) -> some View {
+        if isExpandParticipantArea {
+            HStack(spacing: 0) {
+                Text(room.channelName.isNullOrBlank() ? "예약자" : "참가자")
+                    .font(.custom(Font.medium.rawValue, size: 12))
+                    .foregroundColor(Color.graybb)
+                
+                Spacer()
+                
+                Text("\(room.numberOfParticipants)")
+                    .font(.custom(Font.medium.rawValue, size: 12))
+                    .foregroundColor(Color.button)
+                
+                Text("/\(room.numberOfParticipantsTotal)")
+                    .font(.custom(Font.medium.rawValue, size: 12))
+                    .foregroundColor(Color.graybb)
+            }
+            .padding(.top, 16.7)
+            
+            LazyVGrid(columns: columns) {
+                ForEach(room.participatingUsers, id: \.self) { user in
+                    VStack(spacing: 6.7) {
+                        KFImage(URL(string: user.profileImageUrl))
+                            .resizable()
+                            .scaledToFill()
+                            .frame(width: 46.7, height: 46.7, alignment: .top)
+                            .clipShape(Circle())
+                        
+                        Text(user.nickname)
+                            .font(.custom(Font.medium.rawValue, size: 12))
+                            .foregroundColor(Color.graybb)
+                            .lineLimit(1)
+                    }
+                }
+            }
+            .padding(.top, 16.7)
+        } else {
+            let userCount = room.numberOfParticipants > 10 ? 10 : room.numberOfParticipants
+            
+            HStack(spacing: -13.3) {
+                ForEach(0..<userCount, id: \.self) { index in
+                    let user = room.participatingUsers[index]
+                    KFImage(URL(string: user.profileImageUrl))
+                        .resizable()
+                        .scaledToFill()
+                        .frame(width: 33.3, height: 33.3, alignment: .top)
+                        .clipShape(Circle())
+                }
+                
+                Spacer()
+                
+                HStack(spacing: 0) {
+                    Text("\(room.numberOfParticipants)")
+                        .font(.custom(Font.medium.rawValue, size: 12))
+                        .foregroundColor(Color.button)
+                    
+                    Text("/\(room.numberOfParticipantsTotal)")
+                        .font(.custom(Font.medium.rawValue, size: 12))
+                        .foregroundColor(Color.graybb)
+                }
+            }
+            .padding(.top, 22)
+        }
+        
+        if room.numberOfParticipants > 0 {
+            HStack(spacing: 6.7) {
+                Image(isExpandParticipantArea ? "ic_live_detail_top" : "ic_live_detail_bottom")
+                    .resizable()
+                    .frame(width: 20, height: 20)
+                
+                Text(isExpandParticipantArea ? "닫기" : "펼쳐보기")
+                    .font(.custom(Font.medium.rawValue, size: 12))
+                    .foregroundColor(Color.graybb)
+            }
+            .padding(.top, 13.3)
+            .onTapGesture {
+                isExpandParticipantArea.toggle()
+            }
+        }
+    }
+    
     private func hideView() {
         if let close = onClickClose {
             close()