Joaquin Phoenix has a career in acting.
Joaquin Phoenix . He received international attention for his portrayal of Commodus in the 2000 historical epic film Gladiator , which earned him a nomination for the Academy Award for Best Supporting Actor . Parenthood is a 1989 American comedy-drama film with an ensemble cast that includes Steve Martin , Tom Hulce , Rick Moranis , Martha Plimpton , Joaquin Phoenix , Keanu Reeves , Jason Robards , Mary Steenburgen , and Dianne Wiest .