Possible Clues:

• Old boat returning with first officer consumed by martial arts workout from Indonesian volcanic island
• Indonesian caldera known for the eruption of 1883
• Tailless amphibian's after biscuit, we hear, for a 6?
• It's okay, not odd, to follow broadcast of knockout Big Bang episode?
• Site of 1883 volcanic explosion
• Break a bone — sounds a major disaster here!
• Volcanic archipelago between Java and Sumatra
• . . . in Indonesia
• Narrow fissure a trailer reported in volcanic island
• Indonesian island, 1883 site of a huge volcanic eruption