Question: Which American actor portrayed a younger Jason Gideons in the CBS crime drama "Criminal Minds"?

Context articles: Criminal Minds
Criminal Minds: Suspect Behavior
Alex Blake (Criminal Minds)
Sam Cooper
Emily Prentiss
Criminal Minds: Beyond Borders
Ben Savage
David Rossi
List of Criminal Minds: Beyond Borders episodes
Jason Gideon

Criminal Minds is an American police procedural crime drama television series created by Jeff Davis, and is the original show in the "Criminal Minds" franchise.
 It premiered on September 22, 2005, on the broadcast network CBS and October 5, 2005, on CTV.
 The series is produced by The Mark Gordon Company, in association with CBS Television Studios and ABC Studios (a subsidiary of The Walt Disney Company).
 "Criminal Minds" is set primarily at the FBI's Behavioral Analysis Unit (BAU) based in Quantico, Virginia.
 In accordance with the show's plot, "Criminal Minds" differs from many procedural dramas by focusing on profiling the criminal, called the unsub or "unknown subject", rather than the crime itself.
Criminal Minds: Suspect Behavior is an American police procedural drama starring Forest Whitaker and Janeane Garofalo that aired on CBS.
 The show debuted on February 16, 2011, as a spin-off of another series "Criminal Minds" aired on the same network, and is the second show in the "Criminal Minds" franchise.
 This edition's profiling team also worked for the Federal Bureau of Investigation's Behavioral Analysis Unit (BAU) in Quantico, Virginia.
 In an April 2010 episode of "Criminal Minds" ("The Fight"), during the show's fifth season, the original team met the new team and worked with them to find a San Francisco serial killer, with the episode serving as the new series' backdoor pilot.
Alex Blake (née Miller) is a fictional character on the CBS crime drama "Criminal Minds", portrayed by Jeanne Tripplehorn.
 Blake first appeared in "The Silencer" - episode one of season eight, replacing Agent Emily Prentiss who had resigned to go and run Interpol in "Run (Part II)".
Samuel Cooper is a fictional character on the CBS crime drama "", portrayed by Forest Whitaker.
 He is the Unit Chief within the FBI's Behavioral Analysis Unit in Quantico, Virginia, who works with a non-traditional team called "Red Cells".
 He first appeared in the "Criminal Minds" episode "The Fight" in the fifth season.
Emily Prentiss is a fictional character on the CBS crime drama "Criminal Minds", portrayed by Paget Brewster.
 Prentiss first appeared in "The Last Word" (episode nine of season two), replacing Agent Elle Greenaway, who had quit in "The Boogeyman".
 Her role in the show's sixth season was reduced, for what Brewster believed to be financial reasons.
 However, reports on May 28, 2011 at Deadline confirmed that Brewster would be returning to her role for the show's seventh season.
Criminal Minds: Beyond Borders is an American police procedural series created by Erica Messer that aired on CBS from March 16, 2016, to May 17, 2017.
 The show is produced by The Mark Gordon Company in association with CBS Television Studios and ABC Studios.
 The production is a spin-off from original series, "Criminal Minds", airing on the same network, and is the third series in the "Criminal Minds" franchise.
 "Criminal Minds: Beyond Borders" follows an elite team of FBI agents of the fictional International Response Team (IRT) tasked with solving cases that involve American citizens on international soil.
 CBS aired a backdoor pilot on an episode of "Criminal Minds" on April 8, 2015, introducing the characters with a crossover episode eponymously titled "Beyond Borders".
 The series was originally intended to premiere on March 2, 2016, but was pushed back by two weeks and instead premiered on March 16, 2016, and filled the Wednesday 10:00pm time slot, airing immediately after the original "Criminal Minds".
Bennett Joseph Savage (born September 13, 1980) is an American actor.
 He played the lead role of Cory Matthews on the ABC sitcom "Boy Meets World" (1993–2000) and its Disney Channel sequel series "Girl Meets World" (2014–2017).
David Stephen Rossi is a fictional character in the CBS crime drama "Criminal Minds", portrayed by Joe Mantegna.
 He is a Supervisory Special Agent of the FBI's Behavioral Analysis Unit, and has appeared from the episode "About Face", which was originally broadcast on October 31, 2007, during the show's third season.
 He is also portrayed as a younger man by Robert Dunne, in flashbacks as a Marine infantry private in Vietnam in 1969 and in his earlier years with the BAU in 1978.
"" is an American police procedural that debuted on CBS on March 16, 2016.
 The series is a spin-off of another series "Criminal Minds" aired on the same network, and is the third show in the "Criminal Minds" franchise.
 "Criminal Minds: Beyond Borders" follows an elite team of profilers and agents from the FBI's International Response Team (IRT).
 This team solves cases that involve American citizens in trouble on international soil.
 CBS aired a backdoor pilot on an episode of "Criminal Minds" on April 8, 2015, introducing the characters with a crossover episode eponymously titled "Beyond Borders".
 The series follows special agents , Clara Seger, , Russ Montgomery and Mae Jarvis.
 On May 16, 2016, CBS renewed the series for a second and final season, which premiered on March 8, 2017.
Jason Gideon is a fictional character in the CBS crime drama "Criminal Minds", portrayed by Mandy Patinkin.
 Gideon was a Senior Supervisory Special Agent and the unit chief of the FBI's Behavioral Analysis Unit, and has appeared from the series' pilot episode "Extreme Aggressor", which was originally broadcast on September 22, 2005.
 He is also portrayed as a younger man by Ben Savage, in flashbacks.