The film you mean is 'The Greatest Show on Earth' and Cornel Wilde played The Great Sebastian.
Ina Ray Hutton has: Played Orchestra Leader in "Accent on Girls" in 1935. Played Ina Ray Hutton in "The Big Broadcast of 1936" in 1935. Played herself in "Feminine Rhythm" in 1935. Played herself in "Swing, Hutton, Swing" in 1937. Played herself in "Ina Ray Hutton and Her Orchestra" in 1943. Played Ina Ray Hutton in "Ever Since Venus" in 1944. Played herself in "Thrills of Music: Ina Ray Hutton and Orchestra" in 1950. Played herself in "Jazz Ball" in 1956. Played herself in "The Ina Ray Hutton Show" in 1956. Played herself in "The NBC Comedy Hour" in 1956. Played herself in "Goodnight Sweden" in 1994.
Michael Consoldane has: Played Boy Who Joins Circus in "The Greatest Show on Earth" in 1963. Played Boy Joins Circus in "The Greatest Show on Earth" in 1963. Played Football Player - 325th Evac. in "MASH" in 1970. Played Hotel Desk Clerk in "Moment by Moment" in 1978. Played Stenographer in "Matlock" in 1986. Played Dr. Walter Rok in "Vital Signs" in 1997. Played Finnish Official in "Without Limits" in 1998.
Marion Hutton has: Played Band Singer in "Orchestra Wives" in 1942. Played Marion Hutton in "Crazy House" in 1943. Played Marion Hutton - Band Singer in "Babes on Swing Street" in 1944. Played Elsie Hammerdingle in "In Society" in 1944. Played Bunny Dolan in "Love Happy" in 1949. Played herself in "The Saturday Night Revue with Jack Carter" in 1950. Performed in "Champs of the Chase" in 1954.
Alan Hutton, who else?
Ruth Carlsson has: Played Juggler in "The Flying Fontaines" in 1959. Played 1st Juggler in "Frontier Circus" in 1961. Performed in "The Greatest Show on Earth" in 1963. Played Juggler in "Viva Las Vegas" in 1964. Played Juggler in "The Monkees" in 1966. Played Circus performer in "The Girl from U.N.C.L.E." in 1966. Performed in "Americathon" in 1979. Played Xylophone Woman in "Ellen" in 1994.
Lexi Johnson has: Played Circus in "Sugar Creek Gang: Great Canoe Fish" in 2004. Played Circus in "Sugar Creek Gang: Swamp Robber" in 2004. Played Circus in "Sugar Creek Gang: Revival Villains" in 2005. Played Circus in "Sugar Creek Gang: Secret Hideout" in 2005. Played Circus in "Sugar Creek Gang: Teacher Trouble" in 2005. Played Zurn Hologram in "Rumors of Wars" in 2013. Played Haley in "Anomaly" in 2014.
Gunilla Hutton
The first American circus was the Circus of Pepin and Breschard. John Bill Ricketts is often credited with operating the first American circus but his was a British circus which simply played in America. Victor Pepin was born in New York making his circus the first American circus rather than the first circus to appear in America.
janis paige
Colonel William Kent - played by Timothy Hutton
Christine Vanloo has: Played Acrobat in "Sabrina, the Teenage Witch" in 1996. Played Circus performer in "Geppetto" in 2000. Played Sky Dancer in "Just My Luck" in 2006. Played Herself - Trainer in "Celebrity Circus" in 2008. Played Instructor in "Skills for Actors: Circus Skills" in 2009.
Jim Hutton played SGT Petersen.