London’s walls resound with the incredible exploits of the “Yellow Mark.” The spectacular actions of this mysterious criminal are on the increase: holding

Captain Blake seems to have lost the first round in Part 1, having been assassinated at Athens airport. But a furious Mortimer swears that he'll never stop tryi

Tasked by the queen to close the ‘Septimus Wave’ case once and for all, Captain Blake is facing a daunting task, for many questions remain unanswered. Where

When Professor Philip Mortimer goes to France to assist in solving drastic changes in the weather, he vanishes while investigating the disappearance of his taxi

Blake and Mortimer head to the United States to investigate the mysterious circumstances surrounding the discovery of a 177-year-old body which appears to have