Season 1
Episodes
1 Beware the Beast from Below Jul 12, 2010 
2 The Creeping Creatures Jul 19, 2010 
3 Secret of the Ghost Rig Jul 26, 2010 
4 Revenge of the Man Crab Aug 2, 2010 
5 The Song of Mystery Aug 9, 2010 
6 The Legend of Alice May Aug 16, 2010 
7 In Fear of the Phantom Aug 23, 2010 
8 The Grasp of the Gnome Aug 30, 2010 
9 Battle of the Humungonauts Sep 6, 2010 
10 Howl of the Fright Hound Oct 4, 2010 
11 The Secret Serum Oct 11, 2010 
12 The Shrieking Madness Oct 18, 2010 
13 When the Cicada Calls Oct 25, 2010 
14 Mystery Solvers Club State Finals May 3, 2011 
15 The Wild Brood May 10, 2011 
16 Where Walks Aphrodite May 17, 2011 
17 Escape from Mystery Manor May 24, 2011 
18 The Dragon's Secret May 31, 2011 
19 Nightfright Jun 7, 2011 
20 The Siren's Song Jun 14, 2011 
21 Menace of the Manticore Jun 21, 2011 
22 Attack of the Headless Horror Jun 28, 2011 
23 A Haunting in Crystal Cove Jul 5, 2011 
24 Dead Justice Jul 12, 2011 
25 Pawn of Shadows Jul 19, 2011 
26 All Fear the Freak Jul 26, 2011