Russell Irving Tamblyn (born December 30, 1934) is an American film and television actor and dancer, who is best known for his performances as Norman Page in Peyton Place (1957), which earned him an Academy Award nomination, the title role of Tom Thumb (1958), as the leader of the Jets gang, Riff in the musical film West Side Story (1961) and as Dr. Lawrence Jacoby in the television drama Twin Peaks (1990–1991, 2017). He is also known for appearing in such films as Seven Brides For Seven Brothers (1954), The Haunting (1963) and The War of the Gargantuas (1966).