Cast of Close Encounters of the Third Kind

Richard Dreyfuss portrays Roy Neary, an ordinary man who becomes obsessed with UFOs after a close encounter, eventually leading him on a journey of self-discovery and understanding.

François Truffaut plays Claude Lacombe, a French scientist leading the investigation into the mysterious and awe-inspiring phenomena of the alien encounters.

Teri Garr takes on the role of Ronnie Neary, Roy's supportive yet increasingly frustrated wife, as she navigates the challenges brought about by his newfound obsession.

Melinda Dillon brings to life Jillian Guiler, a mother who experiences a close encounter of her own, driving her to uncover the truth behind the mysterious disappearances in her life.

Bob Balaban portrays David Laughlin, a cartographer and one of the key figures involved in deciphering the extraterrestrial communications and symbols.

J. Patrick McNamara plays the Project Leader overseeing the government's response to the alien encounters, making critical decisions about how to approach this unprecedented situation.

Warren J. Kemmerling takes on the role of Wild Bill, a military man involved in the government's secretive operations surrounding the UFO phenomena.

Roberts Blossom portrays a Farmer who witnesses strange occurrences related to the alien activity, adding to the mystery and intrigue of the unfolding events.

Phil Dodds appears as an ARP Musician, one of the individuals affected by the otherworldly music communicated by the extraterrestrial visitors.

Cary Guffey plays Barry Guiler, a young boy whose encounter with the aliens leads to his mysterious disappearance, causing distress for his mother, Jillian.

Shawn Bishop takes on the role of Brad Neary, Roy's son, who also gets caught up in the extraordinary events unfolding around his father's obsession.

Adrienne Campbell portrays Sylvia Neary, the daughter of Roy and Ronnie Neary, who must cope with the changes and challenges within her family dynamic caused by her father's experiences.