American actor who played Kirk's son David Marcus in The Wrath of Khan and The Search for Spock.
Merritt Butrick (1959–1989) was an American actor known for the teen sitcom Square Pegs and for a variety of film and television roles in the 1980s.
In Star Trek II: The Wrath of Khan (1982) Butrick played David Marcus, a scientist working on the Genesis Project with his mother, Carol Marcus, who learns that Kirk is his father. He returned in Star Trek III: The Search for Spock (1984), in which David is killed by Kruge's Klingons on the Genesis Planet. Butrick also guest-starred in The Next Generation episode Symbiosis as T'Jon.