Sean Sullivan (December 26, 1921 – June 3, 1985) was a Canadian actor. He is most noted for his stage and television performances in productions of David French's play Of the Fields, Lately, for which he won an ACTRA Award in 1977 as Best Television Actor for the CBC Television film; and his film performances in Springhill, for which he won a Canadian Film Award as Best Actor in a Non-Feature Film in 1972, and The Boy in Blue, for which he received a posthumous Genie Award nomination for Best Supporting Actor at the 7th Genie Awards in 1986.

Born and raised in Toronto, Ontario, he began his career as an actor when a stage play he appeared in in his 20s, Golden Boy, reached the finals of the Dominion Drama Festival. He soon began appearing in CBC Television productions, including episodes of the drama anthology series Playbill, CBC Summer Theatre, Folio and General Motors Theatre. His film roles included Nobody Waved Good-bye, The Young Ones, Why Rock the Boat?, 125 Rooms of Comfort, One Man, The Silent Partner, Atlantic City and The Grey Fox.

Sean Sullivan (26 de diciembre de 1921 - 3 de junio de 1985) fue un actorcanadiense . Es más conocido por sus actuaciones teatrales y televisivas en producciones de laobra deDavid French Of the Fields, Lately, por la que ganó unpremio ACTRA en 1977 como Mejor Actor de Televisión por la películade CBC Television ; y sus actuaciones cinematográficas en Springhill , por la que ganó unpremio de cine canadiensecomo mejor actor en una película no larga en 1972, y The Boy in Blue, por la que recibió una nominación póstuma al premio Genie como mejor actor de repartoen el séptimo premio Genieen 1986.

Sean Sullivan , Oyuncu: Geleceğe Dönüş III. Sean Sullivan , Geleceğe Dönüş Bölüm III (1990), Wayne'in Dünyası (1992) ve 54 (1998) filmleriyle tanınmaktadır.