The real-life story of Charles Whitman's deadly shooting spree at the University of Texas is retold. In August 1966, after killing his wife and mother, Whitman climbed to the top of the school's tower and opened fire on passers-by, killing 13 and wounding many others.
| Actor | Role |
|---|---|
 Kurt RussellCharles Whitman | Charles Whitman |
 Richard YniguezRamiro Martinez | Ramiro Martinez |
 Ned BeattyAllan Crum | Allan Crum |
 Pernell RobertsLt. Lee | Lt. Lee |
 Clifton JamesCapt. Fred Ambrose | Capt. Fred Ambrose |
 John ForsytheLt. Elwood Forbes | Lt. Elwood Forbes |
 Gilbert RolandNarrator (voice) | Narrator (voice) |
 Paul CarrC.T. Foss | C.T. Foss |
 Alan VintTim Davis | Tim Davis |
| MMaria Elena CorderoVinni Martinez | Vinni Martinez |
 Pepe SernaMano | Mano |
 Don HoodDan Wallace | Dan Wallace |
| JJerry LeggioMr. Valchex | Mr. Valchex |
| RRoger ManningOfficer Kib | Officer Kib |