Peter Fonda and Dennis Hopper (from left) in a scene from the 1967 film The Trip, written by Jack Nicholson and directed by Roger Corman.
Dennis Hopper and cameraman Lasio Kovacs on the set of Easy Rider in Taos, New Mexico, 1969.
Dennis Hopper on the set of 1969's Easy Rider.
Peter Fonda as Wyatt and Dennis Hopper as Billy in the film Easy Rider.
Dennis Hopper and then-wife Daria Halprin in San Francisco, June 16, 1972.
Dennis Hopper in Beverly Hills at the Four Seasons Hotel, 1989.
Jeffrey Wright, David Bowie, Gary Oldman and Dennis Hopper (from left) in the 1996 film Basquiat.
Dennis Hopper and Ethan Hawke backstage at the 2002 Independent Spirit Awards in Santa Monica, California.
Dennis Hopper snaps a photo next to his pal Jack Nicholson during a Lakers game in Los Angeles, February 17, 2004.
Dennis Hopper at the Cannes Film Festival in France, May 14, 2005.
Harry Dean Stanton, Dennis Hopper and Sean Penn (from left) at the Vanity Fair Oscar Party in West Hollywood, February 25, 2007.
Dennis Hopper and James Franco backstage at the 2007 Independent Spirit Awards in Santa Monica, California.
Viggo Mortensen and Dennis Hopper in Los Angeles, March 17, 2007.
Dennis Hopper and David Lynch attend a special screening of Blue Velvet as part of the CineVegas Film Festival in Las Vegas, June 14, 2007.
Quentin Tarantino and Dennis Hopper in Park City, Utah, January 20, 2008.
Dennis Hopper in front of one of his paintings on exhibit in Paris, October 15, 2008.
Dennis Hopper and Woody Harrelson at the Cannes Film Festival in France, May 17, 2008.
Dennis Hopper and his wife Victoria Duffy attend the Oscars in Los Angeles, February 24, 2008.
Dennis Hopper and Willem Dafoe at Palms Casino Resort during the CineVegas Film Festival in Las Vegas, June 14, 2009.
Dennis Hopper, his pal Jack Nicholson and his daughter Galen attend Hopper's Hollywood Walk of Fame star ceremony in Hollywood, March 26, 2010.