<Table> <Tr> <Th_colspan="2"> Casablanca </Th> </Tr> <Tr> <Td_colspan="2"> Theatrical release poster by Bill Gold </Td> </Tr> <Tr> <Th> Directed by </Th> <Td> Michael Curtiz </Td> </Tr> <Tr> <Th> Produced by </Th> <Td> Hal B. Wallis </Td> </Tr> <Tr> <Th> Screenplay by </Th> <Td> <Ul> <Li> Julius J. Epstein </Li> <Li> Philip G. Epstein </Li> <Li> Howard Koch </Li> </Ul> </Td> </Tr> <Tr> <Th> Based on </Th> <Td> Everybody Comes to Rick's by Murray Burnett Joan Alison </Td> </Tr> <Tr> <Th> Starring </Th> <Td> <Ul> <Li> Humphrey Bogart </Li> <Li> Ingrid Bergman </Li> <Li> Paul Henreid </Li> <Li> Claude Rains </Li> <Li> Conrad Veidt </Li> <Li> Sydney Greenstreet </Li> <Li> Peter Lorre </Li> </Ul> </Td> </Tr> <Tr> <Th> Music by </Th> <Td> Max Steiner </Td> </Tr> <Tr> <Th> Cinematography </Th> <Td> Arthur Edeson </Td> </Tr> <Tr> <Th> Edited by </Th> <Td> Owen Marks </Td> </Tr> <Tr> <Th> Production company </Th> <Td> Warner Bros.--First National Pictures </Td> </Tr> <Tr> <Th> Distributed by </Th> <Td> Warner Bros. Pictures </Td> </Tr> <Tr> <Th> Release date </Th> <Td> <Ul> <Li> November 26, 1942 (1942 - 11 - 26) (Hollywood Theatre) </Li> <Li> January 23, 1943 (1943 - 01 - 23) (United States) </Li> <Li> </Li> <Li> </Li> <Li> </Li> </Ul> </Td> </Tr> <Tr> <Th> Running time </Th> <Td> 102 minutes </Td> </Tr> <Tr> <Th> Country </Th> <Td> United States </Td> </Tr> <Tr> <Th> Language </Th> <Td> English </Td> </Tr> <Tr> <Th> Budget </Th> <Td> Original: $878,000 Actual: $1,039,000 </Td> </Tr> <Tr> <Th> Box office </Th> <Td> $3.7 million (rentals, initial US release) or $6,859,000 </Td> </Tr> </Table> <Tr> <Th_colspan="2"> Casablanca </Th> </Tr> <Tr> <Td_colspan="2"> Theatrical release poster by Bill Gold </Td> </Tr> <Tr> <Th> Directed by </Th> <Td> Michael Curtiz </Td> </Tr>

What made 1942's casablanca a good example of a film done in the studio system