Captain Rentell began his maritime career at the age of 17, joining the cadet training ship HMS Worcester in London. He later embarked on his professional journey with the British and Commonwealth Shipping Company, initially training aboard the cadet ship Clan Malcolm.

In 1980, he earned his Master’s Certificate and served on a variety of vessels before joining the prestigious Cunard Line. After serving as a senior watchkeeper on the QE2, he advanced to the role of Master with a Florida-based cruise company, spending ten years at the helm of Airtours' Sun Cruise ship.

In 2005, Captain Rentell became part of the Saga family, taking command of Saga Rose. He now splits his time as Master between Saga Sapphire and Saga Pearl II, proudly leading the adventurous ‘Saganauts’ on many memorable voyages.

He is also the author of Master Mariner – A Life Under Way.

Awarded the Merchant Navy Medal in 2016 for Services to The Merchant Navy

As of 2016 Philip is serving as Master of Saga Saphire