He is known for his recurring role as "Dr. Raj, the Psychiatric Doctor" on the
ABC medical drama ''
Grey's Anatomy, as a producer/writer/actor in the film Growing Up Smith and a producer of the films "Crown Vic", and Louisiana Caviar'' in
Cuba Gooding Jr.'s directorial debut in which Gooding stars with
Richard Dreyfuss. He appeared as one of the supporting leads in the
CBS/
Hallmark Hall of Fame movie
Back When We Were Grownups along with
Faye Dunaway,
Peter Fonda,
Jack Palance and
Blythe Danner and directed by
Ron Underwood. Nigam was one of four leads in
20th Century Fox's
The First $20 Million Is Always the Hardest for director
Mick Jackson and producers
Harold Ramis and Trevor Albert. Nigam co-starred with
Bill Murray and
James Spader in the
Universal/
StudioCanal feature comedy
Speaking of Sex for director
John McNaughton. ==Filmography==