Actress Kat Dennings arrives at the premiere of Paramount Pictures' and Marvel's “Thor” held at the El Capitan Theatre on May 2, 2011 in Los Angeles, California. (Photo by Kevin Winter/Getty Images)

(L-R) Actor Tom Hiddleston, director Kenneth Branagh and actor Chris Hemsworth arrive at the premiere of Paramount Pictures' and Marvel's “Thor” held at the El Capitan Theatre on May 2, 2011 in Los Angeles, California. (Photo by Kevin Winter/Getty Images)

Actor Chris Hemsworth attends the premiere of Paramount Pictures' and Marvel's “Thor” held at the El Capitan Theatre on May 2, 2011 in Los Angeles, California. (Photo by Kevin Winter/Getty Images)

Actress Rene Russo arrives at the premiere of Paramount Pictures' and Marvel's “Thor” held at the El Capitan Theatre on May 2, 2011 in Los Angeles, California. (Photo by Kevin Winter/Getty Images)

Actor Sir Anthony Hopkins arrives at the premiere of Paramount Pictures' and Marvel's “Thor” held at the El Capitan Theatre on May 2, 2011 in Los Angeles, California. (Photo by Kevin Winter/Getty Images)

Actress Jaimie Alexander arrives at the premiere of Paramount Pictures' and Marvel's “Thor” held at the El Capitan Theatre on May 2, 2011 in Los Angeles, California. (Photo by Kevin Winter/Getty Images)

Actor Liam Hemsworth arrives at the premiere of Paramount Pictures' and Marvel's “Thor” held at the El Capitan Theatre on May 2, 2011 in Los Angeles, California. (Photo by Kevin Winter/Getty Images)

Writer Stan Lee arives at the premiere of Paramount Pictures' and Marvel's “Thor” held at the El Capitan Theatre on May 2, 2011 in Los Angeles, California. (Photo by Kevin Winter/Getty Images)

Director Kenneth Branagh arrives at the premiere of Paramount Pictures' and Marvel's “Thor” held at the El Capitan Theatre on May 2, 2011 in Los Angeles, California. (Photo by Kevin Winter/Getty Images)

Actress Gillian Jacobs arrives at the premiere of Paramount Pictures' and Marvel's “Thor” held at the El Capitan Theatre on May 2, 2011 in Los Angeles, California. (Photo by Kevin Winter/Getty Images)