Peter Perehinczuk (May 25, 1929 – September 5, 2001), better known by his stage name Peter Boretski, was a Canadian actor.

Naked Lunch
1991 · as Creature Voices / Exterminator #2

F/X2
1991 · as Carl Becker

The Nutcracker Prince
1990 · as Uncle Drosselmeier (voice)

Day One
1989 · as Albert Einstein

Harrison Bergeron
1995 · as Newman

Getting Gotti
1994 · as Dellocroce

The Taking of Pelham One Two Three
1998 · as Old man on subway

First Degree
1995 · as Jacob Sarner

Money
1991 · as Aaron Stern

Goosebumps: How to Kill a Monster
1997 · as Grandpa Eddie

Sam & Me
1991 · as Sam "Zayda" Cohen

Charlie Grant's War
1985 · as Trefius

The Pied Piper of Hamelin
1985 · as Bernard the Necromancer

The Caine Mutiny Court-Martial
1958

Canada's Sweetheart: The Saga of Hal C. Banks
1985

The Wordsmith
1979