cracking under pressure theme

Someone is put under so much stress that they can't handle it and, typically, start acting irrationally.

Examples

Dave Bailey was relieved of duty for snapping on the bridge in tos1x02 "The Corbomite Maneuver".

35 total · 3 choice · 9 major · 22 minor

StoryLevelMotivation
ds97x08 choice Nadia Larkin and her men were at their wits end after five months on the front lines battling the Jem'Hadar; Vargas snapped while Julian treated his arm wound
tftc1989e3x12 choice Charles was under immense pressure to come up with a "scoop", and in particular a murder story, for his old newspaper where he had provisionally been hired back. When he failed at every turn he nearly went back to the bottle. Charles later strangled his lover in a desperate attempt to get a scoop. The viewer is left to ponder if Charles went completely insane and had been committed to an insane asylum.
tos1x02 choice Dave Bailey :: Bailey in confrontation with Balok; especially during Sulu's countdown
ahh1x15 major The stress from being hounded as a suspect for his wife's tragic accident caused Andrew to become gradually more erratic, make mistakes at work, and finally go completely insane.
blackmirror3x01 major Lacie finally cracked and started yelling at the airport and went into a downwards spiral from there.
ds95x02 major everyone was cracking a bit under pressure in their own peculiar way
movie: Full Metal Jacket (1987) major the first half of the film culminates in Pyle's suicide due to stress
movie: Modern Times (1936) major the Tramp finally went nuts due to excessive stress working in the factory
movie: The Blair Witch Project (1999) major chased by a witch and lost in the woods, all three people eventually lost their composures
movie: The Bridge on the River Kwai (1957) major Colonel Saito was under such pressure to finish the bridge on time that he very nearly lost it. In a notable scene, some of Saito's underlings dropped their jaws when they entered his lodgings and saw him threatening Colonel Nicholson with a carving knife. Colonel Saito would have had to commit ritual suicide should he fail to complete the bridge on time.