Meet twelve-year-old twins, Carter and Cooper Sullivan, whose bond is as strong as their knack for solving mysteries! Teaming up with the wise and witty retired Irish detective, Mr. Amos Murphy, the boys embark on a whirlwind of thrilling escapades, from uncovering hidden treasures to deciphering cryptic clues. Together, they navigate the complexities of family, loyalty, and friendship, learning to appreciate one another's unique strengths and weaknesses.

As Carter and Cooper put their heads together—our loveable twosome brings a dose of laughter and excitement to every case they tackle. With each adventure, readers will be drawn into their vibrant world, captivating them with action-packed storytelling and relatable characters that showcase the true meaning of teamwork. Join the Sullivan Detective Agency in "Double Trouble" for an unforgettable series that not only entertains but also inspires young readers to value companionship, courage, and creativity in every twist and turn!

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Release date

Audiobook: 23 October 2025