| CERBERUS | In Greek myths, a threeheaded dog that guarded the entrance to Hades (8) |
| TRICEPS | Reported attempt to get mushrooms that are threeheaded (7) |
| SISYPHUS | In Greek myths, a king of Corinth punished for his misdeeds by having to roll a heavy stone up a hill for all eternity (8) |
| CALLISTO | In Greek myths, a nymph who attracted the love of Zeus and was changed into a bear by Hera (8) |
| DIOMEDES | In Greek myths, a king of Argos and suitor of Helen, who fought with the Greeks at Troy (8) |
| ODYSSEUS | In Greek myths, a legendary king of Ithaca (8) |
| DEMENTOR | Foul creature that guarded Azkaban in the Potterverse |
| LADON | Serpent-like dragon in Greek mythology that guarded the golden apples in the Garden of the Hesperides |
| HYACINTH | In Greek myth, a beautiful youth killed by a discus thrown by Apollo, his lover |
| EURYDICE | In Greek myth, a daughter of Apollo and wife of Orpheus (8) |
| ARGONAUT | In Greek myth, a shipmate of Jason (8) |
| RHODES | A giant statue of sun god Helios guarded the entrance to which harbour from about 280BC? (6) |
| IDOMENEUS | In Greek myths, a king of Crete who fought on the Greek side in the Trojan War (9) |
| AVERNUS | Lake mentioned in The Aeneid as the entrance to Hades (7) |
| AGAMEMNON | In Greek myths, a king of Mycenae who led the Greeks at the siege of Troy (9) |
| ATLAS | In Greek myths, a Titan compelled to support the sky on his shoulders (5) |
| NAIAD | In Greek myths, a nymph dwelling in a lake, river, spring or fountain (5) |
| PEGASUS | In Greek myths, a winged horse which sprang from the blood of the slain Medusa (7) |
| HARPY | In Greek myths, a ravenous creature with a woman's head and trunk and a bird's wings and claws (5) |
| CASSANDRA | In Greek myths, a daughter of Priam and Hecuba, given the gift of prophecy but doomed never to be believed (9) |
