From Wikipedia, the free encyclopedia Brian Backer (born December 5, 1956) is an American actor who has starred in film and on television. He is best known for his role in the 1982 hit comedy film Fast Times at Ridgemont High as shy teenager Mark "Rat" Ratner. His other films include the 1985 comedy film Moving Violations (playing the role of Scott Greeber) and the 1987 comedy film Police Academy 4:
The Money Pit
⭐ 6.5Steel and Lace
⭐ 5The Burning
⭐ 6.2Fast Times at Ridgemont High
⭐ 6.8Police Academy 4: Citizens on Patrol
⭐ 5.5Vamps
⭐ 5.343Moving Violations
⭐ 5.4Loser
⭐ 5.4Talk to Me
⭐ 0Perry Mason: The Case of the Lethal Lesson
⭐ 7.111Reliving Our Fast Times at Ridgemont High
⭐ 5.8A Clown in Babylon
⭐ 4.3