Question: What role did the actor who played the role of Superman in the 1978 film "Superman" play in "Switching Channels"?

Context paragraphs:
Non (comics): Non is a fictional supervillain appearing in American comic books published by DC Comics, commonly as an adversary of the superhero Superman.  He first appeared in the 1978 film "Superman: The Movie", where he was portrayed by actor and former boxer Jack O'Halloran.  Nearly three decades later, the character made his comic book debut in "Action Comics" #845 (January 2007).

Last Son (comics): "Last Son" is a five-issue comic book story arc featuring Superman in the monthly "Action Comics".  It is written by Geoff Johns and Richard Donner, the director of the well-known 1978 film "Superman: The Movie" and a portion of "", with pencils by Adam Kubert.  This story introduces the original character, Christopher Kent and adapts the classic Superman film villains, General Zod, Ursa and Non into the regular DC Universe continuity.

Christopher Reeve: Christopher D'Olier Reeve (September 25, 1952 – October 10, 2004) was an American actor, film director, producer, screenwriter, author, activist and equestrian.  He achieved stardom for his acting achievements, in particular.  He is best known for his motion picture portrayal of the classic DC comic book superhero Superman, beginning with the acclaimed "Superman" (1978), for which he won a BAFTA Award.

Bob Holiday: Bob Holiday (November 12, 1932 – January 27, 2017) was an American actor best known for playing Superman in the 1966 Broadway musical "It's a Bird, It's a Plane, It's Superman! " Historically, Holiday was the next "live-action" Superman after George Reeves.  Holiday played Superman more than any other actor, having played the role in over 140 performances, as well as several live appearances in character.  From 1999 until his death in 2017, he reigned as the eldest surviving, live-action Superman.

Ursa (comics): Ursa is a fictional supervillain appearing in American comic books published by DC Comics, commonly as an adversary of the superhero Superman.  She first appeared in the 1978 film "Superman: The Movie", where she was portrayed by actress Sarah Douglas.  Nearly three decades later, the character made her in-continuity comic book debut in "Action Comics" #845 (January 2007).

Switching Channels: Switching Channels is a 1988 American comedy film remake of "The Front Page" and "His Girl Friday".  It stars Kathleen Turner as Christy Colleran, Burt Reynolds as John L. Sullivan IV, Christopher Reeve as Blaine Bingham, Ned Beatty as Roy Ridnitz, Henry Gibson as Ike Roscoe, and George Newbern as Sigenthaler.  The film was notorious for its harsh infighting between Reynolds and Turner during filming.  The film was seen as a failure, both commercially and critically.

Superman II: Superman II is a 1980 British-American superhero film directed by Richard Lester, based on the DC Comics character Superman.  It is a sequel to the 1978 film "Superman" and stars Gene Hackman, Christopher Reeve, Terence Stamp, Ned Beatty, Sarah Douglas, Margot Kidder, and Jack O'Halloran.  The film was released in Australia and mainland Europe on December 4, 1980, and in other countries throughout 1981.  Selected premiere engagements of "Superman II" were presented in Megasound, a high-impact surround sound system similar to Sensurround.

Kirk Alyn: Kirk Alyn (born John Feggo Jr., October 8, 1910 – March 14, 1999) was an American actor, best known for being the first actor to play the DC Comics character Superman in live-action for the 1948 movie serial "Superman" and its 1950 sequel "Atom Man vs. Superman", as well as Blackhawk from the "Blackhawk" movie serial in 1952, and General Sam Lane in 1978's "Superman: The Movie".

Aaron Smolinski: Aaron Smolinski is a Canadian actor.  His first acting role was as at the age of two in the 1978 film "Superman" as the infant Clark Kent.  He has also appeared in "Superman II" and in different roles in "Superman III" and "Man of Steel".

Superman curse: The Superman curse refers to a series of supposedly related misfortunes that have plagued creative people involved in adaptations of "Superman" in various media, particularly actors who have played the role of Superman on film and television.  The "curse" is frequently associated with George Reeves, who starred in "Adventures of Superman" on television from 1952 to 1958, and died of a gunshot wound at age 45 under disputed circumstances (officially ruled a suicide); and Christopher Reeve, who played the superhero in four theatrical films from 1978 to 1987, was paralyzed in a 1995 horseback riding accident, and died nine years later at age 52 from a heart failure.

Supporting paragraphs: Switching Channels Christopher Reeve
Answer: Blaine Bingham