diff --git a/src/main.rs b/src/main.rs
index 58e0c08..4d80ed0 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -74,6 +74,7 @@ fn run(config: &Config) -> Result<()> {
     let mut show_search = false;
     let mut search_query = String::new();
     let mut search_results: Vec<SearchResult> = Vec::new();
+    let mut show_help = false;
 
     if let Some(ref video_path) = config.video {
         info!("Loading video: {:?}", video_path);
@@ -182,10 +183,15 @@ fn run(config: &Config) -> Result<()> {
                                     show_search = false;
                                     search_query.clear();
                                     search_results.clear();
+                                } else if show_help {
+                                    show_help = false;
                                 } else {
                                     running = false;
                                 }
                             }
+                            sdl2::keyboard::Keycode::H => {
+                                show_help = !show_help;
+                            }
                             sdl2::keyboard::Keycode::Slash => {
                                 if searcher.is_some() {
                                     show_search = true;
@@ -824,6 +830,70 @@ fn run(config: &Config) -> Result<()> {
             }
         }
 
+        if show_help {
+            if let Some(ref font) = font {
+                let help_lines = vec![
+                    "MoMentry Playground - Keyboard Shortcuts",
+                    "",
+                    "=== Playback ===",
+                    "Space    Play / Pause",
+                    "Home     Jump to start",
+                    "End      Jump to end",
+                    "Left/Right   Frame step (Shift for 1 sec)",
+                    "",
+                    "=== Display ===",
+                    "S        Toggle subtitles",
+                    "Y        Toggle YOLO boxes",
+                    "C        Toggle chunk markers",
+                    "F        Toggle fullscreen",
+                    "M        Mute / Unmute",
+                    "+/-      Zoom in / out",
+                    "0 or `   Reset zoom",
+                    "Arrow keys   Pan when zoomed",
+                    "",
+                    "=== Search ===",
+                    "/        Open search panel",
+                    "Enter    Search",
+                    "1-6      Jump to result",
+                    "Esc      Close panel",
+                    "",
+                    "=== Other ===",
+                    "H        Toggle this help",
+                    "Esc      Exit",
+                ];
+
+                let line_height = 18u32;
+                let help_h = (help_lines.len() as u32) * line_height + 40;
+                let help_w = 380u32;
+                let help_x = (config.width as i32 - help_w as i32) / 2;
+                let help_y = (config.height as i32 - help_h as i32) / 2;
+
+                canvas.set_draw_color(sdl2::pixels::Color::RGBA(15, 15, 25, 245));
+                let _ = canvas.fill_rect(Rect::new(help_x, help_y, help_w, help_h));
+                canvas.set_draw_color(sdl2::pixels::Color::RGBA(80, 80, 120, 255));
+                let _ = canvas.draw_rect(Rect::new(help_x, help_y, help_w, help_h));
+
+                let mut y_offset = help_y + 15;
+                for (i, line) in help_lines.iter().enumerate() {
+                    let color = if line.ends_with("===") || line.is_empty() {
+                        sdl2::pixels::Color::RGB(120, 180, 255)
+                    } else if line.starts_with("===") {
+                        sdl2::pixels::Color::RGB(100, 100, 120)
+                    } else {
+                        sdl2::pixels::Color::RGB(200, 200, 200)
+                    };
+                    if let Ok(surface) = font.render(line).solid(color) {
+                        if let Ok(tex) = texture_creator.create_texture_from_surface(&surface) {
+                            let rect =
+                                Rect::new(help_x + 20, y_offset, surface.width(), surface.height());
+                            canvas.copy(&tex, None, Some(rect)).ok();
+                        }
+                    }
+                    y_offset += line_height as i32;
+                }
+            }
+        }
+
         canvas.present();
         std::thread::sleep(std::time::Duration::from_millis(16));
     }