PLAYED BY: Mark Lenard
SPECIES: Vulcan Male

Legendary Vulcan Ambassador diagnosed with Bendii Syndrome by 2366. Sarek struggled to complete Legaran negotiations, finally doing so only with Picard's help after a mind-meld that finally ended his bitter denial of the debilitation

PLAYED BY: Joanna Miles
SPECIES: Human Female

Human wife of the Vulcan ambassador Sarek. Perrin was Sarek's last wife and was responsible for nursing him until he finally succumbed to the debilitating Bendii Syndrome.
 

PLAYED BY: William Denis
SPECIES: Human Male

Human male serving as Ambassador Sarek's chief-of-staff in 2366. At the time of Sarek's visit to the U.S.S. Enterprise NCC-1701-D, Mendrossen knew Sarek's health was failing and tried to conceal it.
 

PLAYED BY: Rocco Sisto
SPECIES: Vulcan Male

Vulcan who worked with Ambassador Sarek during the Legaran conference in 2366. Sakkath had to use his mind to help bolster Sarek's during the negotiations as the aging Vulcan ambassador was suffering from the advanced stages of Bendii Syndrome.