Captain Geoffrey Edgar Spaulding (often shortened to Jeffrey T. Spaulding) was a famous explorer of Africa. After returning from one of his expeditions, he attended a party in his honour thrown by Mrs. Rittenhouse. After the party, Captain Spaulding defended The Professor from the police after he stole and returned several copies of Beaugard's 'The Hunt'. Captain Spaulding employed Horatio Jamison as his secretary.
Lydia has a tattoo of Captain Spaulding exploring the Amazon.

Captain Spaulding was portayed by Groucho Marx