Greg, professionally known as Randy Spears (born Gregory Patrick, June 18, 1961, Kankakee, Illinois), is a retired American pornographic actor and director with a 25-year career, appearing in over 1,000 adult films. One of the industry's most successful male performers, he started in mainstream movies like Trading Places (1983) and Critters 2 (1988) before entering porn in 1987 via Ona Zee's introduction in The Case of the Sensuous Sinners. Famous for comedic roles, especially Captain Quirk in the Sex Trek Star Trek parodies, Spears won AVN Best Actor (The Masseuse, 1990), XRCO Male Performer of the Year (1990, 1991), and AVN/XRCO Hall of Fame inductions. A Christian throughout, he struggled with drugs, alcohol, and finances.
He retired in 2011, publicly exiting in 2015 post-faith renewal. Friends with Jon Dough (suicide 2006), he created a memorial fund. At 5'11", he danced for Chippendales, now does voiceovers, and writes a memoir.