diff --git a/cmd/task/task.go b/cmd/task/task.go
index ae2d4f90..6af1632c 100644
--- a/cmd/task/task.go
+++ b/cmd/task/task.go
@@ -60,6 +60,7 @@ func main() {
 		helpFlag    bool
 		init        bool
 		list        bool
+		listAll     bool
 		status      bool
 		force       bool
 		watch       bool
@@ -79,6 +80,7 @@ func main() {
 	pflag.BoolVarP(&helpFlag, "help", "h", false, "shows Task usage")
 	pflag.BoolVarP(&init, "init", "i", false, "creates a new Taskfile.yaml in the current folder")
 	pflag.BoolVarP(&list, "list", "l", false, "lists tasks with description of current Taskfile")
+	pflag.BoolVarP(&listAll, "list-all", "a", false, "list tasks with or without a description")
 	pflag.BoolVar(&status, "status", false, "exits with non-zero exit code if any of the given tasks is not up-to-date")
 	pflag.BoolVarP(&force, "force", "f", false, "forces execution even when the task is up-to-date")
 	pflag.BoolVarP(&watch, "watch", "w", false, "enables watch of the given task")
@@ -153,7 +155,11 @@ func main() {
 	}
 
 	if list {
-		e.PrintTasksHelp()
+		e.ListTasksWithDesc()
+	}
+
+	if listAll {
+		e.ListAllTasks()
 		return
 	}
 
diff --git a/help.go b/help.go
index 256b13c8..01cf4f0c 100644
--- a/help.go
+++ b/help.go
@@ -9,10 +9,19 @@ import (
 	"github.com/go-task/task/v3/taskfile"
 )
 
-// PrintTasksHelp prints help os tasks that have a description
-func (e *Executor) PrintTasksHelp() {
-	tasks := e.tasksWithDesc()
+// PrintTasksHelp prints tasks' help.
+// Behavior is governed by listAll. When false, only tasks with descriptions are reported.
+// When true, all tasks are reported with descriptions shown where available.
+func (e *Executor) PrintTasksHelp(listAll bool) {
+	var tasks []*taskfile.Task
+	if listAll == true {
+		tasks = e.allTaskNames()
+	} else {
+		tasks = e.tasksWithDesc()
+	}
+
 	if len(tasks) == 0 {
+		// TODO: This message should be more informative. Maybe a hint to try -la for showing all?
 		e.Logger.Outf(logger.Yellow, "task: No tasks with description available")
 		return
 	}
@@ -26,6 +35,15 @@ func (e *Executor) PrintTasksHelp() {
 	w.Flush()
 }
 
+func (e *Executor) allTaskNames() (tasks []*taskfile.Task) {
+	tasks = make([]*taskfile.Task, 0, len(e.Taskfile.Tasks))
+	for _, task := range e.Taskfile.Tasks {
+		tasks = append(tasks, task)
+	}
+	sort.Slice(tasks, func(i, j int) bool { return tasks[i].Task < tasks[j].Task })
+	return
+}
+
 func (e *Executor) tasksWithDesc() (tasks []*taskfile.Task) {
 	tasks = make([]*taskfile.Task, 0, len(e.Taskfile.Tasks))
 	for _, task := range e.Taskfile.Tasks {
@@ -40,3 +58,15 @@ func (e *Executor) tasksWithDesc() (tasks []*taskfile.Task) {
 	sort.Slice(tasks, func(i, j int) bool { return tasks[i].Task < tasks[j].Task })
 	return
 }
+
+// ListTasksWithDesc reports tasks that have a description spec.
+func (e *Executor) ListTasksWithDesc() {
+	e.PrintTasksHelp(false)
+	return
+}
+
+// ListAllTasks reports all tasks, with or without a description spec.
+func (e *Executor) ListAllTasks() {
+	e.PrintTasksHelp(true)
+	return
+}
diff --git a/task.go b/task.go
index 34628db3..17e5be10 100644
--- a/task.go
+++ b/task.go
@@ -68,7 +68,7 @@ func (e *Executor) Run(ctx context.Context, calls ...taskfile.Call) error {
 	for _, c := range calls {
 		if _, ok := e.Taskfile.Tasks[c.Task]; !ok {
 			// FIXME: move to the main package
-			e.PrintTasksHelp()
+			e.ListTasksWithDesc()
 			return &taskNotFoundError{taskName: c.Task}
 		}
 	}
diff --git a/task_test.go b/task_test.go
index b82322ec..ce684b32 100644
--- a/task_test.go
+++ b/task_test.go
@@ -518,10 +518,58 @@ func TestLabelInList(t *testing.T) {
 		Stderr: &buff,
 	}
 	assert.NoError(t, e.Setup())
-	e.PrintTasksHelp()
+	e.PrintTasksHelp(false)
 	assert.Contains(t, buff.String(), "foobar")
 }
 
+// task -al case 1: listAll list all tasks
+func TestListAllShowsNoDesc(t *testing.T) {
+	const dir = "testdata/list_mixed_desc"
+
+	var buff bytes.Buffer
+	e := task.Executor{
+		Dir:    dir,
+		Stdout: &buff,
+		Stderr: &buff,
+	}
+
+	assert.NoError(t, e.Setup())
+
+	var title string
+	e.ListAllTasks()
+	for _, title = range []string{
+		"foo",
+		"voo",
+		"doo",
+	} {
+		assert.Contains(t, buff.String(), title)
+	}
+}
+
+// task -al case 2: !listAll list some tasks (only those with desc)
+func TestListCanListDescOnly(t *testing.T) {
+	const dir = "testdata/list_mixed_desc"
+
+	var buff bytes.Buffer
+	e := task.Executor{
+		Dir:    dir,
+		Stdout: &buff,
+		Stderr: &buff,
+	}
+
+	assert.NoError(t, e.Setup())
+	e.ListTasksWithDesc()
+
+	var title string
+	assert.Contains(t, buff.String(), "foo")
+	for _, title = range []string{
+		"voo",
+		"doo",
+	} {
+		assert.NotContains(t, buff.String(), title)
+	}
+}
+
 func TestStatusVariables(t *testing.T) {
 	const dir = "testdata/status_vars"
 
diff --git a/testdata/list_mixed_desc/Taskfile.yml b/testdata/list_mixed_desc/Taskfile.yml
new file mode 100644
index 00000000..72997d73
--- /dev/null
+++ b/testdata/list_mixed_desc/Taskfile.yml
@@ -0,0 +1,12 @@
+version: '3'
+
+tasks:
+  foo:
+    label: "foobar"
+    desc: "foo has desc and label"
+
+  voo:
+    label: "voo has no desc"
+
+  doo:
+    label: "doo has desc, no label"