Analysis of information sources in references of the Wikipedia article "Rocky" in Turkish language version.
The budget was $1,075,000 plus producer's fees of $100,000 ... The advertising costs were $4.2 million, slightly higher than the $4 million UA spent on ads for One Flew Over the Cuckoo's Nest in 1975.
Rocky was the "sleeper of the decade". Produced by UA and costing just under $1 million, it went on to earn a box-office gross of $117,235,247 in the United States and $225 million worldwide.