No biographical details are currently known.
Pedro has several fairly substantial roles, but looks to have been mostly a background actor. His identification is confirmed by his image credit in La rebelión de las muertas. He has 2 listings on IMDb, neither under his correct name, as "Pedro Basari" (a spelling he was never credited with!) and "Pierre Besari". He had a somewhat-similar look to John Kitzmiller.
- La rivolta degli schiavi .... Guard in the arena (uncredited)
- Los económicamente débiles .... Man at football tryouts (uncredited)
1961 - Fray Escoba .... Reformed thief at Brother Martin's death bed (credited)
1962 - El hijo del capitán Blood …. Prisoner (uncredited)
- Terror en la noche .... Bob (credited)
- Tú y yo somos tres …. Wawa (uncredited)
1963 - Perseo l'invincibile …. Servant of Galenore (uncredited)
1964 - Fuera de la ley …. Carter ranch hand (uncredited)
- Minnesota Clay …. Prisoner (uncredited)
1966 - Cartas boca arriba …. Waiter at the ball (uncredited)
- Per mille dollari al giorno …. Carranza caretaker (uncredited)
1967 - Cervantes …. Guard at the execution (uncredited)
- Joe l'implacabile .... Butler (uncredited)
1969 - 5 figli di cane .... Prisoner (uncredited)
- Las Leandras .... Plane passenger (uncredited)
- No importa morir .... American soldier (uncredited)
- Tiempos de Chicago .... Big John's servant (uncredited)
1970 - Che fanno i nostri supermen tra le vergini della jungla? …. Native chief (uncredited)
- Cuatro desertores …. Man in the boss's office (uncredited)
- El mesón del gitano …. Tourist in flamenco restaurant (uncredited)
- Una señora llamada Andrés …. Nightclub customer (uncredited)
1971 - El apartamento de la tentación …. Bar customer (uncredited)
- Hay que educar a papá …. Nightclub customer (uncredited)
- La graduada …. Flamenco bar customer (uncredited)
1973 - La rebelión de las muertas .... Ti Zachary (credited as "Pierre Besari")
- Santo contra el doctor Muerte …. Disembarking passenger at the airport (uncredited)
- Sexy cat …. Household servant (uncredited)
- Shaft in Africa …. Prisoner (uncredited)
- Tarzán en las minas del rey Salomón …. Expedition member (uncredited)
1974 - El amor empieza a medianoche .... Bar customer (uncredited)
- El calzonazos .... Passerby at the airport (uncredited)
- Fantasma en el Oeste .... Hotel bellhop (uncredited)
- Vacaciones sangrientas .... Bar customer (uncredited)
1975 - No quiero perder la honra .... (credited, but not found)
- Zorrita Martínez …. American (uncredited)
- Zorro …. Servant / Footman (uncredited)
1977 - The Last Remake of Beau Geste …. Legionaire (uncredited)
- Im Auftrag von Madame (1975 TV series) S. 3, Ep. 12: "Dirhams", IMDb