- Gender: Male
- Birthday: 1943-05-07
- Day of Death: 1989-09-29 ( 46 years old )
- Place of Birth: Brooklyn, New York City, New York, USA
- Also Known As: Mick Allman / Al Packer / Marc '10-1/2' Stevens / Marc '10½' Stevens / Marc 'Mr. 10½' Stevens / Marc 10½ Stevens / Mark '10 1/2' Stevens / Mark Stevens / Frank Wixon
An avowedly bisexual man who performed in over 100 straight porn films and directed one. In 1975, he wrote 10½, the first autopornography about what was only the beginning of his career in the porn industry and dealt largely with his film experiences. His second book was Making it Big published in 1977 and covered more of his personal life.