HMS Castor, launched and commissioned in 1832, was a 36-gun fifth rate frigate of the Royal Navy and the third naval ship to bear the name.

This incident led to the Court Martial of officers and crew of Castor on 6 September 1834 in Plymouth.

[4] Four sailors (Seamen John O'Brein, Silneck Thomas, Smith William and Weaver Frederick) were killed on board at the capture of St. Jean D'Acre.

[5] Officers, seamen, and Royal Marines of Castor participated in the siege of Ruapekapeka Pā from 27 December 1845 to 11 January 1846 during the Flagstaff War in New Zealand.

[8] Castor was eventually sold at Sheerness on 25 August 1902 for breaking up at Castle & Sons breakers yard in Woolwich.