Dumb and Dumber is a 1994 American comedy film directed by Peter Farrelly, who co-wrote the screenplay with Bobby Farrelly and Bennett Yellin. Starring Jim Carrey and Jeff Daniels, it tells the story of Lloyd Christmas (Carrey) and Harry Dunne (Daniels), two unintelligent but well-meaning friends from Providence, Rhode Island who set out on a cross-country trip to Aspen, Colorado to return a briefcase full of money to its owner, thinking it was abandoned as a mistake but was actually left as ransom money. Lauren Holly, Karen Duffy, Mike Starr, Charles Rocket, and Teri Garr play supporting roles.

Answer this question: who are the two actors in dumb and dumber? Let's think fast. Stream of consciousness:
The relevant information is: Starring Jim Carrey and Jeff Daniels, it tells the story of Lloyd Christmas (Carrey) and Harry Dunne (Daniels), two unintelligent but well-meaning friends from Providence, Rhode Island who set out on a cross-country trip to Aspen, Colorado to return a briefcase full of money to its owner, thinking it was abandoned as a mistake but was actually left as ransom money. So the final answer is Jim Carrey and Jeff Daniels.