The highly anticipated Arrowverse crossover "Crisis on Infinite Earths" is currently filming in Vancouver, which series such as Arrow, The Flash and Supergirl call home. Since the start of the shoot, plenty of behind the scenes photos have been released online, which have revealed several surprising crossovers, new costumes for established characters, as well as the return of fan-favorite actors from past DC productions.For a while now, we've known that fan-favorite Batman voice actor Kevin Conroy would appear in the crossover as an older, beard-sporting Bruce Wayne. And now, the star has shared a picture of himself taking in the sights of Vancouver.RELATED: Legends of Tomorrow's Tala Ashe Welcomes Kingdom Come Superman to the Team"Here in beautiful Vancouver working on Crisis on Infinite Earth!" Conroy wrote on Twitter, confirming he is now in town to film for the crossover.

It's unknown how heavy a role Conroy's Bruce Wayne will have in "Crisis on Infinite Earths." While most of the crossover's details are being kept under wraps, fans have been speculating regarding his Bruce's place in the Arrowverse and how he may inform its future.

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"Crisis on Infinite Earths" begins Sunday, Dec. 8 at 8 p.m. ET/PT on Supergirl, then continues in Batwoman on Monday, Dec. 9 at 8 p.m. ET/PT and in The Flash on Tuesday, Dec. 10 at 8 p.m. ET/PT. After the winter hiatus, the crossover will conclude on Tuesday, Jan. 14 in Arrow at 8 p.m. ET/PT and in DC's Legends of Tomorrow at 9 p.m. ET/PT.