who acts in it?
"Jenna Fischer", "John Krasinski" and "Ed Helms" are some of them.
Stress Relief (The Office)
Pam Beesly’s (Jenna Fischer) parents are going through a rough patch in their marriage, and Pam’s father is staying with her and Jim Halpert (John Krasinski). Jim attempts to cheer Pam up by watching a pirated movie titled "Mrs. Albert Hannaday" with Andy Bernard (Ed Helms) (they do not know how to access such films while Andy does, so they have to watch the movie in Andy's company). 
which episode of the office is the fire drill The fourteenth and fifteenth episodes of the fifth season named "Stress Relief". is this a movie or tv show? TV show. is it animated? No.
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Stress Relief (The Office) [SEP] Part one
With tensions running high in the office, Michael tries to calm his workers down with yoga and meditation sessions. However, Michael soon realizes "he" is actually the source of his employees' stress when Stanley's stress reader beeps uncontrollably whenever Michael is nearby. Michael hands the stress reader to Oscar Martinez (Oscar Nunez) and is horrified when the same result occurs. Pam Beesly's (Jenna Fischer) parents are going through a rough patch in their marriage, and Pam's father is staying with her and Jim Halpert (John Krasinski). Jim attempts to cheer Pam up by watching a pirated movie titled "Mrs. Albert Hannaday" with Andy Bernard (Ed Helms) (they do not know how to access such films while Andy does, so they have to watch the movie in Andy's company).